mech-ai/runtime/brep_semantic_bridge/rule_judgement_inputs.json

{
  "schema": "mechanical_rule_judgement_inputs_v1",
  "knowledge_scope": "chapter18+chapter19_24+chapter33_35_38+chapter2_17_39_40",
  "inputs": [
    {
      "unit_key": "component_38::component_38_hole_group_1_assembly_fit",
      "component_id": "component_38",
      "instance_name": "小臂外壳1-1",
      "local_id": "lsu_001",
      "retrieval_sentence": "小臂外壳1-1上存在一组四个直径为5.5毫米的圆形分布孔，用于与电机和连接臂连接件进行平面和同心配合固定。",
      "anchor_type": "interface",
      "anchor_id": "hole_group_1",
      "primary_view": "assembly_contact_fit",
      "pattern_type": "parallel_circular_hole_pattern",
      "inspection_card_refs": [
        "18.4.7",
        "18.7.4"
      ],
      "rule_id": "18.4.7",
      "rule_title": "避免多个零件组合加工",
      "retrieval_score": 78,
      "candidate_score_breakdown": {
        "bm25_semantic": 42,
        "bm25_raw_x100": 1921,
        "semantic_role_weak_match": 2,
        "fact_tag_weak_match": 4,
        "function_weak_match": 2,
        "inspection_card_targeted_lookup": 28
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "multi_part_assembly",
          "cross_part_hole_or_face",
          "requires_match_machining",
          "interchangeability_requirement"
        ],
        "bad_if": "若孔或面跨越多个零件并要求装配后共同加工才能满足位置，则判为互换性风险。",
        "good_if": "若各零件可分别加工并通过标准定位/连接保证装配功能，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_38",
          "instance_name": "小臂外壳1-1",
          "review_scope": "part_design_required",
          "semantic_location": "Y=-117.223平面区域",
          "evidence_refs": [
            "hole_group_1",
            "contact_电机和连接臂连接件_1_face_3__小臂外壳1_1_face_12",
            "assembly_mate_5",
            "assembly_mate_6",
            "assembly_mate_7"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_highlights/component_38/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [
            "component_1"
          ],
          "roles": [
            "fastener_hole",
            "locating_feature"
          ],
          "measurements": {
            "hole_diameter_mm": 5.5,
            "pattern_radius_mm": 12
          },
          "uncertainties": [
            "孔深及螺纹信息缺失"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_highlights/component_38/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "装配体高亮截图：component_38/best_oblique（小臂外壳1-1 (小臂外壳1)；小臂外壳1-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_38::component_38_hole_group_1_assembly_fit",
      "component_id": "component_38",
      "instance_name": "小臂外壳1-1",
      "local_id": "lsu_001",
      "retrieval_sentence": "小臂外壳1-1上存在一组四个直径为5.5毫米的圆形分布孔，用于与电机和连接臂连接件进行平面和同心配合固定。",
      "anchor_type": "interface",
      "anchor_id": "hole_group_1",
      "primary_view": "assembly_contact_fit",
      "pattern_type": "parallel_circular_hole_pattern",
      "inspection_card_refs": [
        "18.4.7",
        "18.7.4"
      ],
      "rule_id": "18.2.7",
      "rule_title": "避免加工中的多次固定",
      "retrieval_score": 51,
      "candidate_score_breakdown": {
        "bm25_semantic": 43,
        "bm25_raw_x100": 2054,
        "semantic_intent_bonus": 8
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "machined_face_set",
          "fixture_direction_candidates",
          "required_relative_accuracy",
          "setup_count_estimate"
        ],
        "bad_if": "若同一零件的多个功能加工面需要相互保证位置精度，却分布在必须多次装夹的方向上，则判为多次固定风险。",
        "good_if": "若主要加工面在一次装夹或同一基准体系下可加工，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_38",
          "instance_name": "小臂外壳1-1",
          "review_scope": "part_design_required",
          "semantic_location": "Y=-117.223平面区域",
          "evidence_refs": [
            "hole_group_1",
            "contact_电机和连接臂连接件_1_face_3__小臂外壳1_1_face_12",
            "assembly_mate_5",
            "assembly_mate_6",
            "assembly_mate_7"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_highlights/component_38/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [
            "component_1"
          ],
          "roles": [
            "fastener_hole",
            "locating_feature"
          ],
          "measurements": {
            "hole_diameter_mm": 5.5,
            "pattern_radius_mm": 12
          },
          "uncertainties": [
            "孔深及螺纹信息缺失"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_highlights/component_38/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "装配体高亮截图：component_38/best_oblique（小臂外壳1-1 (小臂外壳1)；小臂外壳1-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_38::component_38_hole_group_1_assembly_fit",
      "component_id": "component_38",
      "instance_name": "小臂外壳1-1",
      "local_id": "lsu_001",
      "retrieval_sentence": "小臂外壳1-1上存在一组四个直径为5.5毫米的圆形分布孔，用于与电机和连接臂连接件进行平面和同心配合固定。",
      "anchor_type": "interface",
      "anchor_id": "hole_group_1",
      "primary_view": "assembly_contact_fit",
      "pattern_type": "parallel_circular_hole_pattern",
      "inspection_card_refs": [
        "18.4.7",
        "18.7.4"
      ],
      "rule_id": "18.7.4",
      "rule_title": "能够在一次加工中得到的孔作为对中面效果",
      "retrieval_score": 49,
      "candidate_score_breakdown": {
        "bm25_semantic": 29,
        "bm25_raw_x100": 712,
        "semantic_role_weak_match": 2,
        "fact_tag_weak_match": 2,
        "semantic_intent_penalty": -12,
        "inspection_card_targeted_lookup": 28
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "coaxial_hole_set",
          "single_setup_or_single_boring_path",
          "centering_requirement",
          "part_grouping"
        ],
        "bad_if": "若作为对中基准的孔分属多个台阶或零件且不能一次加工保证同轴，则判为对中精度风险。",
        "good_if": "若对中孔可在一次装夹、一次镗削或同一刀具路径中形成，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_38",
          "instance_name": "小臂外壳1-1",
          "review_scope": "part_design_required",
          "semantic_location": "Y=-117.223平面区域",
          "evidence_refs": [
            "hole_group_1",
            "contact_电机和连接臂连接件_1_face_3__小臂外壳1_1_face_12",
            "assembly_mate_5",
            "assembly_mate_6",
            "assembly_mate_7"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_highlights/component_38/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [
            "component_1"
          ],
          "roles": [
            "fastener_hole",
            "locating_feature"
          ],
          "measurements": {
            "hole_diameter_mm": 5.5,
            "pattern_radius_mm": 12
          },
          "uncertainties": [
            "孔深及螺纹信息缺失"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_highlights/component_38/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "装配体高亮截图：component_38/best_oblique（小臂外壳1-1 (小臂外壳1)；小臂外壳1-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_38::component_38_hole_group_6_local_shape",
      "component_id": "component_38",
      "instance_name": "小臂外壳1-1",
      "local_id": "lsu_002",
      "retrieval_sentence": "小臂外壳1-1上存在两个直径为6.2毫米的斜向分布孔，轴线方向呈45度倾斜。",
      "anchor_type": "feature",
      "anchor_id": "hole_group_6",
      "primary_view": "part_local_shape",
      "pattern_type": "same_axis_same_diameter_hole_group",
      "inspection_card_refs": [
        "18.7.1"
      ],
      "rule_id": "18.7.1",
      "rule_title": "复杂加工表面要设计在外表面而不要设计在内表面上",
      "retrieval_score": 40,
      "candidate_score_breakdown": {
        "bm25_semantic": 4,
        "bm25_raw_x100": 32,
        "semantic_role_weak_match": 2,
        "fact_tag_weak_match": 2,
        "semantic_intent_bonus": 4,
        "inspection_card_targeted_lookup": 28
      },
      "candidate_selection_reason": "inspection card targeted lookup and score >= 24",
      "rule_verification": {
        "required_model_facts": [
          "complex_machined_profile",
          "internal_or_external_surface",
          "tool_accessibility",
          "mating_axis_hole_pair"
        ],
        "bad_if": "若轴孔配合件之间的复杂加工轮廓位于内孔表面且外表面替代可行，则判为复杂内表面风险。",
        "good_if": "若复杂轮廓位于外表面或有明确内加工工艺能力，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_38",
          "instance_name": "小臂外壳1-1",
          "review_scope": "part_design_required",
          "semantic_location": "壳体侧面斜向区域",
          "evidence_refs": [
            "hole_group_6"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_highlights/component_38/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [],
          "roles": [
            "structural_hole"
          ],
          "measurements": {
            "hole_diameter_mm": 6.2
          },
          "uncertainties": [
            "具体功能角色未明确"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_highlights/component_38/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "装配体高亮截图：component_38/best_oblique（小臂外壳1-1 (小臂外壳1)；小臂外壳1-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_38::component_38_hole_group_7_local_shape",
      "component_id": "component_38",
      "instance_name": "小臂外壳1-1",
      "local_id": "lsu_003",
      "retrieval_sentence": "小臂外壳1-1上存在两个直径为6毫米的斜向分布孔，与hole_group_6呈交叉对称布局。",
      "anchor_type": "feature",
      "anchor_id": "hole_group_7",
      "primary_view": "part_local_shape",
      "pattern_type": "same_axis_same_diameter_hole_group",
      "inspection_card_refs": [
        "18.7.1"
      ],
      "rule_id": "18.7.1",
      "rule_title": "复杂加工表面要设计在外表面而不要设计在内表面上",
      "retrieval_score": 40,
      "candidate_score_breakdown": {
        "bm25_semantic": 4,
        "bm25_raw_x100": 32,
        "semantic_role_weak_match": 2,
        "fact_tag_weak_match": 2,
        "semantic_intent_bonus": 4,
        "inspection_card_targeted_lookup": 28
      },
      "candidate_selection_reason": "inspection card targeted lookup and score >= 24",
      "rule_verification": {
        "required_model_facts": [
          "complex_machined_profile",
          "internal_or_external_surface",
          "tool_accessibility",
          "mating_axis_hole_pair"
        ],
        "bad_if": "若轴孔配合件之间的复杂加工轮廓位于内孔表面且外表面替代可行，则判为复杂内表面风险。",
        "good_if": "若复杂轮廓位于外表面或有明确内加工工艺能力，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_38",
          "instance_name": "小臂外壳1-1",
          "review_scope": "part_design_required",
          "semantic_location": "壳体侧面斜向区域",
          "evidence_refs": [
            "hole_group_7"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_highlights/component_38/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [],
          "roles": [
            "structural_hole"
          ],
          "measurements": {
            "hole_diameter_mm": 6
          },
          "uncertainties": [
            "具体功能角色未明确"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_highlights/component_38/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "装配体高亮截图：component_38/best_oblique（小臂外壳1-1 (小臂外壳1)；小臂外壳1-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_38::component_38_hole_group_12_assembly_fit",
      "component_id": "component_38",
      "instance_name": "小臂外壳1-1",
      "local_id": "lsu_005",
      "retrieval_sentence": "小臂外壳1-1上存在一组四个直径为6毫米的圆形分布孔，用于与轴承与连接臂连接件进行平面和同心配合固定。",
      "anchor_type": "interface",
      "anchor_id": "hole_group_12",
      "primary_view": "assembly_contact_fit",
      "pattern_type": "parallel_circular_hole_pattern",
      "inspection_card_refs": [
        "18.4.7",
        "18.7.4"
      ],
      "rule_id": "18.4.7",
      "rule_title": "避免多个零件组合加工",
      "retrieval_score": 78,
      "candidate_score_breakdown": {
        "bm25_semantic": 42,
        "bm25_raw_x100": 1921,
        "semantic_role_weak_match": 2,
        "fact_tag_weak_match": 4,
        "function_weak_match": 2,
        "inspection_card_targeted_lookup": 28
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "multi_part_assembly",
          "cross_part_hole_or_face",
          "requires_match_machining",
          "interchangeability_requirement"
        ],
        "bad_if": "若孔或面跨越多个零件并要求装配后共同加工才能满足位置，则判为互换性风险。",
        "good_if": "若各零件可分别加工并通过标准定位/连接保证装配功能，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_38",
          "instance_name": "小臂外壳1-1",
          "review_scope": "part_design_required",
          "semantic_location": "Y=-19.824平面区域",
          "evidence_refs": [
            "hole_group_12",
            "contact_小臂外壳1_1_face_11__轴承与连接臂连接件_1_face_6",
            "assembly_mate_8",
            "assembly_mate_9",
            "assembly_mate_10"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_highlights/component_38/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [
            "component_42"
          ],
          "roles": [
            "fastener_hole",
            "locating_feature"
          ],
          "measurements": {
            "hole_diameter_mm": 6,
            "pattern_radius_mm": 10
          },
          "uncertainties": [
            "孔深及螺纹信息缺失"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_highlights/component_38/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "装配体高亮截图：component_38/best_oblique（小臂外壳1-1 (小臂外壳1)；小臂外壳1-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_38::component_38_hole_group_12_assembly_fit",
      "component_id": "component_38",
      "instance_name": "小臂外壳1-1",
      "local_id": "lsu_005",
      "retrieval_sentence": "小臂外壳1-1上存在一组四个直径为6毫米的圆形分布孔，用于与轴承与连接臂连接件进行平面和同心配合固定。",
      "anchor_type": "interface",
      "anchor_id": "hole_group_12",
      "primary_view": "assembly_contact_fit",
      "pattern_type": "parallel_circular_hole_pattern",
      "inspection_card_refs": [
        "18.4.7",
        "18.7.4"
      ],
      "rule_id": "18.2.7",
      "rule_title": "避免加工中的多次固定",
      "retrieval_score": 51,
      "candidate_score_breakdown": {
        "bm25_semantic": 43,
        "bm25_raw_x100": 2054,
        "semantic_intent_bonus": 8
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "machined_face_set",
          "fixture_direction_candidates",
          "required_relative_accuracy",
          "setup_count_estimate"
        ],
        "bad_if": "若同一零件的多个功能加工面需要相互保证位置精度，却分布在必须多次装夹的方向上，则判为多次固定风险。",
        "good_if": "若主要加工面在一次装夹或同一基准体系下可加工，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_38",
          "instance_name": "小臂外壳1-1",
          "review_scope": "part_design_required",
          "semantic_location": "Y=-19.824平面区域",
          "evidence_refs": [
            "hole_group_12",
            "contact_小臂外壳1_1_face_11__轴承与连接臂连接件_1_face_6",
            "assembly_mate_8",
            "assembly_mate_9",
            "assembly_mate_10"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_highlights/component_38/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [
            "component_42"
          ],
          "roles": [
            "fastener_hole",
            "locating_feature"
          ],
          "measurements": {
            "hole_diameter_mm": 6,
            "pattern_radius_mm": 10
          },
          "uncertainties": [
            "孔深及螺纹信息缺失"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_highlights/component_38/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "装配体高亮截图：component_38/best_oblique（小臂外壳1-1 (小臂外壳1)；小臂外壳1-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_38::component_38_hole_group_12_assembly_fit",
      "component_id": "component_38",
      "instance_name": "小臂外壳1-1",
      "local_id": "lsu_005",
      "retrieval_sentence": "小臂外壳1-1上存在一组四个直径为6毫米的圆形分布孔，用于与轴承与连接臂连接件进行平面和同心配合固定。",
      "anchor_type": "interface",
      "anchor_id": "hole_group_12",
      "primary_view": "assembly_contact_fit",
      "pattern_type": "parallel_circular_hole_pattern",
      "inspection_card_refs": [
        "18.4.7",
        "18.7.4"
      ],
      "rule_id": "18.7.4",
      "rule_title": "能够在一次加工中得到的孔作为对中面效果",
      "retrieval_score": 49,
      "candidate_score_breakdown": {
        "bm25_semantic": 29,
        "bm25_raw_x100": 712,
        "semantic_role_weak_match": 2,
        "fact_tag_weak_match": 2,
        "semantic_intent_penalty": -12,
        "inspection_card_targeted_lookup": 28
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "coaxial_hole_set",
          "single_setup_or_single_boring_path",
          "centering_requirement",
          "part_grouping"
        ],
        "bad_if": "若作为对中基准的孔分属多个台阶或零件且不能一次加工保证同轴，则判为对中精度风险。",
        "good_if": "若对中孔可在一次装夹、一次镗削或同一刀具路径中形成，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_38",
          "instance_name": "小臂外壳1-1",
          "review_scope": "part_design_required",
          "semantic_location": "Y=-19.824平面区域",
          "evidence_refs": [
            "hole_group_12",
            "contact_小臂外壳1_1_face_11__轴承与连接臂连接件_1_face_6",
            "assembly_mate_8",
            "assembly_mate_9",
            "assembly_mate_10"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_highlights/component_38/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [
            "component_42"
          ],
          "roles": [
            "fastener_hole",
            "locating_feature"
          ],
          "measurements": {
            "hole_diameter_mm": 6,
            "pattern_radius_mm": 10
          },
          "uncertainties": [
            "孔深及螺纹信息缺失"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_highlights/component_38/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "装配体高亮截图：component_38/best_oblique（小臂外壳1-1 (小臂外壳1)；小臂外壳1-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_38::component_38_hole_group_15",
      "component_id": "component_38",
      "instance_name": "小臂外壳1-1",
      "local_id": "lsu_001",
      "retrieval_sentence": "该组件包含一组四个直径为11毫米的圆形分布孔，可能用于紧固件连接。",
      "anchor_type": "feature",
      "anchor_id": "hole_group_15",
      "primary_view": "part_local_shape",
      "pattern_type": "parallel_circular_hole_pattern",
      "inspection_card_refs": [
        "18.7.4"
      ],
      "rule_id": "18.7.4",
      "rule_title": "能够在一次加工中得到的孔作为对中面效果",
      "retrieval_score": 79,
      "candidate_score_breakdown": {
        "bm25_semantic": 53,
        "bm25_raw_x100": 4338,
        "semantic_role_weak_match": 4,
        "fact_tag_weak_match": 2,
        "semantic_intent_penalty": -8,
        "inspection_card_targeted_lookup": 28
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "coaxial_hole_set",
          "single_setup_or_single_boring_path",
          "centering_requirement",
          "part_grouping"
        ],
        "bad_if": "若作为对中基准的孔分属多个台阶或零件且不能一次加工保证同轴，则判为对中精度风险。",
        "good_if": "若对中孔可在一次装夹、一次镗削或同一刀具路径中形成，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_38",
          "instance_name": "小臂外壳1-1",
          "review_scope": "part_design_required",
          "semantic_location": "小臂外壳端部法兰区域",
          "evidence_refs": [
            "hole_group_15",
            "小臂外壳1-1:face#38",
            "小臂外壳1-1:face#40",
            "小臂外壳1-1:face#42",
            "小臂外壳1-1:face#44"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_highlights/component_38/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [],
          "roles": [
            "fastener_hole_candidate"
          ],
          "measurements": {
            "radius_mm": 5.5,
            "diameter_mm": 11,
            "pattern_radius_mm": 12
          },
          "uncertainties": [
            "需确认孔是否通孔或盲孔",
            "需确认入口是否有沉头或凸台"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_highlights/component_38/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "装配体高亮截图：component_38/best_oblique（小臂外壳1-1 (小臂外壳1)；小臂外壳1-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_38::component_38_hole_group_15",
      "component_id": "component_38",
      "instance_name": "小臂外壳1-1",
      "local_id": "lsu_001",
      "retrieval_sentence": "该组件包含一组四个直径为11毫米的圆形分布孔，可能用于紧固件连接。",
      "anchor_type": "feature",
      "anchor_id": "hole_group_15",
      "primary_view": "part_local_shape",
      "pattern_type": "parallel_circular_hole_pattern",
      "inspection_card_refs": [
        "18.7.4"
      ],
      "rule_id": "18.2.7",
      "rule_title": "避免加工中的多次固定",
      "retrieval_score": 59,
      "candidate_score_breakdown": {
        "bm25_semantic": 60,
        "bm25_raw_x100": 7081,
        "attribute_weak_match": 1,
        "semantic_intent_penalty": -2
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "machined_face_set",
          "fixture_direction_candidates",
          "required_relative_accuracy",
          "setup_count_estimate"
        ],
        "bad_if": "若同一零件的多个功能加工面需要相互保证位置精度，却分布在必须多次装夹的方向上，则判为多次固定风险。",
        "good_if": "若主要加工面在一次装夹或同一基准体系下可加工，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_38",
          "instance_name": "小臂外壳1-1",
          "review_scope": "part_design_required",
          "semantic_location": "小臂外壳端部法兰区域",
          "evidence_refs": [
            "hole_group_15",
            "小臂外壳1-1:face#38",
            "小臂外壳1-1:face#40",
            "小臂外壳1-1:face#42",
            "小臂外壳1-1:face#44"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_highlights/component_38/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [],
          "roles": [
            "fastener_hole_candidate"
          ],
          "measurements": {
            "radius_mm": 5.5,
            "diameter_mm": 11,
            "pattern_radius_mm": 12
          },
          "uncertainties": [
            "需确认孔是否通孔或盲孔",
            "需确认入口是否有沉头或凸台"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_highlights/component_38/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "装配体高亮截图：component_38/best_oblique（小臂外壳1-1 (小臂外壳1)；小臂外壳1-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_38::component_38_cylindrical_surface_group_1",
      "component_id": "component_38",
      "instance_name": "小臂外壳1-1",
      "local_id": "lsu_002",
      "retrieval_sentence": "该组件包含一个直径为110毫米的圆柱面，与电机与大臂外壳连接件1和3的圆柱面形成同轴配合接触。",
      "anchor_type": "interface",
      "anchor_id": "cylindrical_surface_group_1",
      "primary_view": "assembly_contact_fit",
      "pattern_type": "cylindrical_surface_group",
      "inspection_card_refs": [
        "18.7.1"
      ],
      "rule_id": "18.7.1",
      "rule_title": "复杂加工表面要设计在外表面而不要设计在内表面上",
      "retrieval_score": 69,
      "candidate_score_breakdown": {
        "bm25_semantic": 50,
        "bm25_raw_x100": 3480,
        "semantic_role_weak_match": 2,
        "fact_tag_weak_match": 2,
        "attribute_weak_match": 1,
        "semantic_intent_penalty": -14,
        "inspection_card_targeted_lookup": 28
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "complex_machined_profile",
          "internal_or_external_surface",
          "tool_accessibility",
          "mating_axis_hole_pair"
        ],
        "bad_if": "若轴孔配合件之间的复杂加工轮廓位于内孔表面且外表面替代可行，则判为复杂内表面风险。",
        "good_if": "若复杂轮廓位于外表面或有明确内加工工艺能力，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_38",
          "instance_name": "小臂外壳1-1",
          "review_scope": "part_design_required",
          "semantic_location": "小臂外壳主体外圆柱面",
          "evidence_refs": [
            "cylindrical_surface_group_1",
            "小臂外壳1-1:face#6",
            "contact_小臂外壳1_1_face_6__电机与大臂外壳连接件1_1_face_8",
            "contact_小臂外壳1_1_face_6__电机与大臂外壳连接件3_1_face_10"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_highlights/component_38/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [
            "component_39",
            "component_41"
          ],
          "roles": [
            "cylindrical_mating_face",
            "outer_shell_candidate"
          ],
          "measurements": {
            "radius_mm": 55,
            "diameter_mm": 110,
            "gap_mm": 0.0004
          },
          "uncertainties": [
            "需确认配合公差等级"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_highlights/component_38/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "装配体高亮截图：component_38/best_oblique（小臂外壳1-1 (小臂外壳1)；小臂外壳1-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_38::component_38_cylindrical_surface_group_1",
      "component_id": "component_38",
      "instance_name": "小臂外壳1-1",
      "local_id": "lsu_002",
      "retrieval_sentence": "该组件包含一个直径为110毫米的圆柱面，与电机与大臂外壳连接件1和3的圆柱面形成同轴配合接触。",
      "anchor_type": "interface",
      "anchor_id": "cylindrical_surface_group_1",
      "primary_view": "assembly_contact_fit",
      "pattern_type": "cylindrical_surface_group",
      "inspection_card_refs": [
        "18.7.1"
      ],
      "rule_id": "18.2.2",
      "rule_title": "不同加工精度表面要分开",
      "retrieval_score": 57,
      "candidate_score_breakdown": {
        "bm25_semantic": 53,
        "bm25_raw_x100": 4402,
        "semantic_role_weak_match": 2,
        "fact_tag_weak_match": 2
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "machined_face_groups",
          "surface_finish_or_precision_requirements",
          "geometric_boundary_between_precision_zones"
        ],
        "bad_if": "若同一连续面上存在不同精度/粗糙度要求，且无几何分界或工艺边界，则判为精度区域未分开风险。",
        "good_if": "若高精度面和低精度面存在明确台阶、槽、肩部或分割边界，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_38",
          "instance_name": "小臂外壳1-1",
          "review_scope": "part_design_required",
          "semantic_location": "小臂外壳主体外圆柱面",
          "evidence_refs": [
            "cylindrical_surface_group_1",
            "小臂外壳1-1:face#6",
            "contact_小臂外壳1_1_face_6__电机与大臂外壳连接件1_1_face_8",
            "contact_小臂外壳1_1_face_6__电机与大臂外壳连接件3_1_face_10"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_highlights/component_38/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [
            "component_39",
            "component_41"
          ],
          "roles": [
            "cylindrical_mating_face",
            "outer_shell_candidate"
          ],
          "measurements": {
            "radius_mm": 55,
            "diameter_mm": 110,
            "gap_mm": 0.0004
          },
          "uncertainties": [
            "需确认配合公差等级"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_highlights/component_38/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "装配体高亮截图：component_38/best_oblique（小臂外壳1-1 (小臂外壳1)；小臂外壳1-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_38::component_38_cylindrical_surface_group_1",
      "component_id": "component_38",
      "instance_name": "小臂外壳1-1",
      "local_id": "lsu_002",
      "retrieval_sentence": "该组件包含一个直径为110毫米的圆柱面，与电机与大臂外壳连接件1和3的圆柱面形成同轴配合接触。",
      "anchor_type": "interface",
      "anchor_id": "cylindrical_surface_group_1",
      "primary_view": "assembly_contact_fit",
      "pattern_type": "cylindrical_surface_group",
      "inspection_card_refs": [
        "18.7.1"
      ],
      "rule_id": "18.2.3",
      "rule_title": "减小加工面的长度",
      "retrieval_score": 57,
      "candidate_score_breakdown": {
        "bm25_semantic": 55,
        "bm25_raw_x100": 5094,
        "semantic_role_weak_match": 2,
        "fact_tag_weak_match": 2,
        "function_weak_match": 2,
        "attribute_weak_match": 2,
        "semantic_intent_penalty": -6
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "long_machined_cylindrical_or_planar_face",
          "functional_contact_span",
          "relief_or_clearance_region"
        ],
        "bad_if": "若长圆柱/平面配合面全长被推断为精加工，而中部无必要接触、支承或定位功能，则判为加工面过长风险。",
        "good_if": "若长配合结构被分解为短配合带并有中间 relief/让空区，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_38",
          "instance_name": "小臂外壳1-1",
          "review_scope": "part_design_required",
          "semantic_location": "小臂外壳主体外圆柱面",
          "evidence_refs": [
            "cylindrical_surface_group_1",
            "小臂外壳1-1:face#6",
            "contact_小臂外壳1_1_face_6__电机与大臂外壳连接件1_1_face_8",
            "contact_小臂外壳1_1_face_6__电机与大臂外壳连接件3_1_face_10"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_highlights/component_38/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [
            "component_39",
            "component_41"
          ],
          "roles": [
            "cylindrical_mating_face",
            "outer_shell_candidate"
          ],
          "measurements": {
            "radius_mm": 55,
            "diameter_mm": 110,
            "gap_mm": 0.0004
          },
          "uncertainties": [
            "需确认配合公差等级"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_highlights/component_38/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "装配体高亮截图：component_38/best_oblique（小臂外壳1-1 (小臂外壳1)；小臂外壳1-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_38::component_38_cylindrical_surface_group_1",
      "component_id": "component_38",
      "instance_name": "小臂外壳1-1",
      "local_id": "lsu_002",
      "retrieval_sentence": "该组件包含一个直径为110毫米的圆柱面，与电机与大臂外壳连接件1和3的圆柱面形成同轴配合接触。",
      "anchor_type": "interface",
      "anchor_id": "cylindrical_surface_group_1",
      "primary_view": "assembly_contact_fit",
      "pattern_type": "cylindrical_surface_group",
      "inspection_card_refs": [
        "18.7.1"
      ],
      "rule_id": "18.4.1",
      "rule_title": "必须避免非圆形零件的止口配合",
      "retrieval_score": 55,
      "candidate_score_breakdown": {
        "bm25_semantic": 51,
        "bm25_raw_x100": 3791,
        "semantic_role_weak_match": 4,
        "fact_tag_weak_match": 2,
        "function_weak_match": 2,
        "attribute_weak_match": 4,
        "semantic_intent_penalty": -8
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "register_fit_candidate",
          "profile_shape",
          "mating_cover_or_part",
          "locating_relation"
        ],
        "bad_if": "若用于定位的止口配合轮廓为非圆形闭合轮廓，则判为非圆止口风险。",
        "good_if": "若定位止口为圆柱面或同轴圆形环面，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_38",
          "instance_name": "小臂外壳1-1",
          "review_scope": "part_design_required",
          "semantic_location": "小臂外壳主体外圆柱面",
          "evidence_refs": [
            "cylindrical_surface_group_1",
            "小臂外壳1-1:face#6",
            "contact_小臂外壳1_1_face_6__电机与大臂外壳连接件1_1_face_8",
            "contact_小臂外壳1_1_face_6__电机与大臂外壳连接件3_1_face_10"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_highlights/component_38/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [
            "component_39",
            "component_41"
          ],
          "roles": [
            "cylindrical_mating_face",
            "outer_shell_candidate"
          ],
          "measurements": {
            "radius_mm": 55,
            "diameter_mm": 110,
            "gap_mm": 0.0004
          },
          "uncertainties": [
            "需确认配合公差等级"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_highlights/component_38/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "装配体高亮截图：component_38/best_oblique（小臂外壳1-1 (小臂外壳1)；小臂外壳1-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_38::component_38_cylindrical_surface_group_5",
      "component_id": "component_38",
      "instance_name": "小臂外壳1-1",
      "local_id": "lsu_003",
      "retrieval_sentence": "该组件包含一个直径为90毫米的圆柱面，作为外壳结构的一部分。",
      "anchor_type": "feature",
      "anchor_id": "cylindrical_surface_group_5",
      "primary_view": "part_local_shape",
      "pattern_type": "cylindrical_surface_group",
      "inspection_card_refs": [],
      "rule_id": "18.4.4",
      "rule_title": "外圆上不宜有凸起",
      "retrieval_score": 51,
      "candidate_score_breakdown": {
        "bm25_semantic": 38,
        "bm25_raw_x100": 1379,
        "primary_view_weak_match": 6,
        "semantic_role_weak_match": 4,
        "fact_tag_weak_match": 2,
        "attribute_weak_match": 1
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "cylindrical_outer_surface",
          "turning_axis",
          "local_projection_on_cut_path",
          "interrupted_cut"
        ],
        "bad_if": "若圆柱外表面的车削路径被局部凸起、肋或耳挡中断，则判为外圆凸起风险。",
        "good_if": "若外圆表面为连续回转面或凸起不进入刀具扫掠范围，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_38",
          "instance_name": "小臂外壳1-1",
          "review_scope": "part_design_required",
          "semantic_location": "小臂外壳另一端圆柱面",
          "evidence_refs": [
            "cylindrical_surface_group_5",
            "小臂外壳1-1:face#25"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_highlights/component_38/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [],
          "roles": [
            "outer_shell_candidate"
          ],
          "measurements": {
            "radius_mm": 45,
            "diameter_mm": 90
          },
          "uncertainties": [
            "需确认是否为配合面或自由表面"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_highlights/component_38/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "装配体高亮截图：component_38/best_oblique（小臂外壳1-1 (小臂外壳1)；小臂外壳1-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_38::component_38_cylindrical_surface_group_5",
      "component_id": "component_38",
      "instance_name": "小臂外壳1-1",
      "local_id": "lsu_003",
      "retrieval_sentence": "该组件包含一个直径为90毫米的圆柱面，作为外壳结构的一部分。",
      "anchor_type": "feature",
      "anchor_id": "cylindrical_surface_group_5",
      "primary_view": "part_local_shape",
      "pattern_type": "cylindrical_surface_group",
      "inspection_card_refs": [],
      "rule_id": "18.7.1",
      "rule_title": "复杂加工表面要设计在外表面而不要设计在内表面上",
      "retrieval_score": 48,
      "candidate_score_breakdown": {
        "bm25_semantic": 52,
        "bm25_raw_x100": 3991,
        "semantic_role_weak_match": 2,
        "fact_tag_weak_match": 2,
        "semantic_intent_penalty": -8
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "complex_machined_profile",
          "internal_or_external_surface",
          "tool_accessibility",
          "mating_axis_hole_pair"
        ],
        "bad_if": "若轴孔配合件之间的复杂加工轮廓位于内孔表面且外表面替代可行，则判为复杂内表面风险。",
        "good_if": "若复杂轮廓位于外表面或有明确内加工工艺能力，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_38",
          "instance_name": "小臂外壳1-1",
          "review_scope": "part_design_required",
          "semantic_location": "小臂外壳另一端圆柱面",
          "evidence_refs": [
            "cylindrical_surface_group_5",
            "小臂外壳1-1:face#25"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_highlights/component_38/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [],
          "roles": [
            "outer_shell_candidate"
          ],
          "measurements": {
            "radius_mm": 45,
            "diameter_mm": 90
          },
          "uncertainties": [
            "需确认是否为配合面或自由表面"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_highlights/component_38/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "装配体高亮截图：component_38/best_oblique（小臂外壳1-1 (小臂外壳1)；小臂外壳1-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_38::component_38_cylindrical_surface_group_5",
      "component_id": "component_38",
      "instance_name": "小臂外壳1-1",
      "local_id": "lsu_003",
      "retrieval_sentence": "该组件包含一个直径为90毫米的圆柱面，作为外壳结构的一部分。",
      "anchor_type": "feature",
      "anchor_id": "cylindrical_surface_group_5",
      "primary_view": "part_local_shape",
      "pattern_type": "cylindrical_surface_group",
      "inspection_card_refs": [],
      "rule_id": "18.7.2",
      "rule_title": "对中表面直径应小",
      "retrieval_score": 47,
      "candidate_score_breakdown": {
        "bm25_semantic": 43,
        "bm25_raw_x100": 2013,
        "semantic_role_weak_match": 2,
        "fact_tag_weak_match": 4,
        "function_weak_match": 2,
        "attribute_weak_match": 4,
        "semantic_intent_penalty": -8
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "centering_cylindrical_face",
          "centering_diameter",
          "precision_requirement",
          "alternative_smaller_diameter"
        ],
        "bad_if": "若对中面直径明显大于功能所需且精度要求高，则判为对中直径过大风险。",
        "good_if": "若对中直径较小且有足够定位长度/刚度，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_38",
          "instance_name": "小臂外壳1-1",
          "review_scope": "part_design_required",
          "semantic_location": "小臂外壳另一端圆柱面",
          "evidence_refs": [
            "cylindrical_surface_group_5",
            "小臂外壳1-1:face#25"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_highlights/component_38/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [],
          "roles": [
            "outer_shell_candidate"
          ],
          "measurements": {
            "radius_mm": 45,
            "diameter_mm": 90
          },
          "uncertainties": [
            "需确认是否为配合面或自由表面"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_highlights/component_38/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "装配体高亮截图：component_38/best_oblique（小臂外壳1-1 (小臂外壳1)；小臂外壳1-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_38::component_38_cylindrical_surface_group_5",
      "component_id": "component_38",
      "instance_name": "小臂外壳1-1",
      "local_id": "lsu_003",
      "retrieval_sentence": "该组件包含一个直径为90毫米的圆柱面，作为外壳结构的一部分。",
      "anchor_type": "feature",
      "anchor_id": "cylindrical_surface_group_5",
      "primary_view": "part_local_shape",
      "pattern_type": "cylindrical_surface_group",
      "inspection_card_refs": [],
      "rule_id": "18.2.4",
      "rule_title": "加工面与不加工面不应平齐",
      "retrieval_score": 46,
      "candidate_score_breakdown": {
        "bm25_semantic": 38,
        "bm25_raw_x100": 1377,
        "semantic_role_weak_match": 4,
        "fact_tag_weak_match": 2,
        "function_weak_match": 2
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "assembly_contact_or_mate_face_pair",
          "face_area",
          "face_type_planar_or_curved",
          "adjacent_face_graph",
          "contact_patch_area_or_edge_span",
          "surrounding_non_contact_face_area_or_span",
          "step_height_between_local_face_and_surrounding_surface",
          "coplanar_or_near_coplanar_status",
          "unmachined_surface_label_or_cast_surface_candidate",
          "small_local_contact_face_candidate",
          "large_surrounding_non_contact_face_or_surface_candidate",
          "local_contact_face_inferred_as_machined",
          "surrounding_non_contact_surface_inferred_as_unmachined",
          "no_positive_step_or_raised_boss_between_local_and_surrounding_faces"
        ],
        "bad_if": "若一个局部面与其他零件存在接触/配合/定位等关系，因此被推断为加工面候选；同时该局部面面积远小于同一零件周围不接触表面，且两者无正向台阶/凸台分离，或台阶高度小于阈值，则判为加工面与不加工面平齐风险。",
        "good_if": "若局部接触加工面位于凸台或框形台阶上，且相对周围不接触的非加工表面有明确正向高度差，则通过。",
        "unknown_if": [
          "no_assembly_contact_or_mate_face_pair",
          "only_geometric_small_face_without_contact_evidence",
          "cannot_separate_local_contact_patch_from_surrounding_surface"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_38",
          "instance_name": "小臂外壳1-1",
          "review_scope": "part_design_required",
          "semantic_location": "小臂外壳另一端圆柱面",
          "evidence_refs": [
            "cylindrical_surface_group_5",
            "小臂外壳1-1:face#25"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_highlights/component_38/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [],
          "roles": [
            "outer_shell_candidate"
          ],
          "measurements": {
            "radius_mm": 45,
            "diameter_mm": 90
          },
          "uncertainties": [
            "需确认是否为配合面或自由表面"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_highlights/component_38/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "装配体高亮截图：component_38/best_oblique（小臂外壳1-1 (小臂外壳1)；小臂外壳1-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_38::component_38_cylindrical_surface_group_13",
      "component_id": "component_38",
      "instance_name": "小臂外壳1-1",
      "local_id": "lsu_004",
      "retrieval_sentence": "该组件包含一个直径为74毫米的圆柱面，可能作为轴承或铰链的安装座。",
      "anchor_type": "interface",
      "anchor_id": "cylindrical_surface_group_13",
      "primary_view": "assembly_contact_fit",
      "pattern_type": "main_axis_cylindrical_surface_group",
      "inspection_card_refs": [],
      "rule_id": "18.2.2",
      "rule_title": "不同加工精度表面要分开",
      "retrieval_score": 53,
      "candidate_score_breakdown": {
        "bm25_semantic": 47,
        "bm25_raw_x100": 2746,
        "semantic_role_weak_match": 4,
        "fact_tag_weak_match": 2
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "machined_face_groups",
          "surface_finish_or_precision_requirements",
          "geometric_boundary_between_precision_zones"
        ],
        "bad_if": "若同一连续面上存在不同精度/粗糙度要求，且无几何分界或工艺边界，则判为精度区域未分开风险。",
        "good_if": "若高精度面和低精度面存在明确台阶、槽、肩部或分割边界，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_38",
          "instance_name": "小臂外壳1-1",
          "review_scope": "part_design_required",
          "semantic_location": "小臂外壳内部轴承座区域",
          "evidence_refs": [
            "cylindrical_surface_group_13",
            "小臂外壳1-1:face#13",
            "小臂外壳1-1:face#14"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_highlights/component_38/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [],
          "roles": [
            "bearing_or_hinge_seat_candidate"
          ],
          "measurements": {
            "radius_mm": 37,
            "diameter_mm": 74
          },
          "uncertainties": [
            "需确认配合公差和表面粗糙度要求"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_highlights/component_38/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "装配体高亮截图：component_38/best_oblique（小臂外壳1-1 (小臂外壳1)；小臂外壳1-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_38::component_38_planar_surface_candidate_1",
      "component_id": "component_38",
      "instance_name": "小臂外壳1-1",
      "local_id": "lsu_005",
      "retrieval_sentence": "该组件包含一个平面，与电机和连接臂连接件的平面形成接触配合。",
      "anchor_type": "interface",
      "anchor_id": "planar_surface_candidate_1",
      "primary_view": "assembly_contact_fit",
      "pattern_type": "planar_pad_step_or_face_candidate",
      "inspection_card_refs": [
        "18.4.7"
      ],
      "rule_id": "18.4.7",
      "rule_title": "避免多个零件组合加工",
      "retrieval_score": 78,
      "candidate_score_breakdown": {
        "bm25_semantic": 61,
        "bm25_raw_x100": 7517,
        "semantic_role_weak_match": 2,
        "fact_tag_weak_match": 2,
        "function_weak_match": 2,
        "attribute_weak_match": 1,
        "semantic_intent_penalty": -18,
        "inspection_card_targeted_lookup": 28
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "multi_part_assembly",
          "cross_part_hole_or_face",
          "requires_match_machining",
          "interchangeability_requirement"
        ],
        "bad_if": "若孔或面跨越多个零件并要求装配后共同加工才能满足位置，则判为互换性风险。",
        "good_if": "若各零件可分别加工并通过标准定位/连接保证装配功能，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_38",
          "instance_name": "小臂外壳1-1",
          "review_scope": "part_design_required",
          "semantic_location": "小臂外壳一侧安装平面",
          "evidence_refs": [
            "planar_surface_candidate_1",
            "小臂外壳1-1:face#12",
            "contact_电机和连接臂连接件_1_face_3__小臂外壳1_1_face_12"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_highlights/component_38/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [
            "component_1"
          ],
          "roles": [
            "planar_mating_face",
            "mounting_pad_candidate"
          ],
          "measurements": {
            "area_mm2": 4634.436,
            "overlap_measure_mm2": 1600
          },
          "uncertainties": [
            "需确认平面度公差要求"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_highlights/component_38/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "装配体高亮截图：component_38/best_oblique（小臂外壳1-1 (小臂外壳1)；小臂外壳1-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_38::component_38_planar_surface_candidate_1",
      "component_id": "component_38",
      "instance_name": "小臂外壳1-1",
      "local_id": "lsu_005",
      "retrieval_sentence": "该组件包含一个平面，与电机和连接臂连接件的平面形成接触配合。",
      "anchor_type": "interface",
      "anchor_id": "planar_surface_candidate_1",
      "primary_view": "assembly_contact_fit",
      "pattern_type": "planar_pad_step_or_face_candidate",
      "inspection_card_refs": [
        "18.4.7"
      ],
      "rule_id": "18.2.4",
      "rule_title": "加工面与不加工面不应平齐",
      "retrieval_score": 64,
      "candidate_score_breakdown": {
        "bm25_semantic": 44,
        "bm25_raw_x100": 2139,
        "semantic_role_weak_match": 4,
        "fact_tag_weak_match": 6,
        "function_weak_match": 2,
        "attribute_weak_match": 4,
        "semantic_intent_bonus": 4
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "assembly_contact_or_mate_face_pair",
          "face_area",
          "face_type_planar_or_curved",
          "adjacent_face_graph",
          "contact_patch_area_or_edge_span",
          "surrounding_non_contact_face_area_or_span",
          "step_height_between_local_face_and_surrounding_surface",
          "coplanar_or_near_coplanar_status",
          "unmachined_surface_label_or_cast_surface_candidate",
          "small_local_contact_face_candidate",
          "large_surrounding_non_contact_face_or_surface_candidate",
          "local_contact_face_inferred_as_machined",
          "surrounding_non_contact_surface_inferred_as_unmachined",
          "no_positive_step_or_raised_boss_between_local_and_surrounding_faces"
        ],
        "bad_if": "若一个局部面与其他零件存在接触/配合/定位等关系，因此被推断为加工面候选；同时该局部面面积远小于同一零件周围不接触表面，且两者无正向台阶/凸台分离，或台阶高度小于阈值，则判为加工面与不加工面平齐风险。",
        "good_if": "若局部接触加工面位于凸台或框形台阶上，且相对周围不接触的非加工表面有明确正向高度差，则通过。",
        "unknown_if": [
          "no_assembly_contact_or_mate_face_pair",
          "only_geometric_small_face_without_contact_evidence",
          "cannot_separate_local_contact_patch_from_surrounding_surface"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_38",
          "instance_name": "小臂外壳1-1",
          "review_scope": "part_design_required",
          "semantic_location": "小臂外壳一侧安装平面",
          "evidence_refs": [
            "planar_surface_candidate_1",
            "小臂外壳1-1:face#12",
            "contact_电机和连接臂连接件_1_face_3__小臂外壳1_1_face_12"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_highlights/component_38/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [
            "component_1"
          ],
          "roles": [
            "planar_mating_face",
            "mounting_pad_candidate"
          ],
          "measurements": {
            "area_mm2": 4634.436,
            "overlap_measure_mm2": 1600
          },
          "uncertainties": [
            "需确认平面度公差要求"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_highlights/component_38/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "装配体高亮截图：component_38/best_oblique（小臂外壳1-1 (小臂外壳1)；小臂外壳1-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_38::component_38_planar_surface_candidate_1",
      "component_id": "component_38",
      "instance_name": "小臂外壳1-1",
      "local_id": "lsu_005",
      "retrieval_sentence": "该组件包含一个平面，与电机和连接臂连接件的平面形成接触配合。",
      "anchor_type": "interface",
      "anchor_id": "planar_surface_candidate_1",
      "primary_view": "assembly_contact_fit",
      "pattern_type": "planar_pad_step_or_face_candidate",
      "inspection_card_refs": [
        "18.4.7"
      ],
      "rule_id": "18.2.3",
      "rule_title": "减小加工面的长度",
      "retrieval_score": 46,
      "candidate_score_breakdown": {
        "bm25_semantic": 50,
        "bm25_raw_x100": 3566,
        "semantic_role_weak_match": 2,
        "fact_tag_weak_match": 6,
        "function_weak_match": 2,
        "attribute_weak_match": 4,
        "semantic_intent_penalty": -18
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "long_machined_cylindrical_or_planar_face",
          "functional_contact_span",
          "relief_or_clearance_region"
        ],
        "bad_if": "若长圆柱/平面配合面全长被推断为精加工，而中部无必要接触、支承或定位功能，则判为加工面过长风险。",
        "good_if": "若长配合结构被分解为短配合带并有中间 relief/让空区，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_38",
          "instance_name": "小臂外壳1-1",
          "review_scope": "part_design_required",
          "semantic_location": "小臂外壳一侧安装平面",
          "evidence_refs": [
            "planar_surface_candidate_1",
            "小臂外壳1-1:face#12",
            "contact_电机和连接臂连接件_1_face_3__小臂外壳1_1_face_12"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_highlights/component_38/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [
            "component_1"
          ],
          "roles": [
            "planar_mating_face",
            "mounting_pad_candidate"
          ],
          "measurements": {
            "area_mm2": 4634.436,
            "overlap_measure_mm2": 1600
          },
          "uncertainties": [
            "需确认平面度公差要求"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_highlights/component_38/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "装配体高亮截图：component_38/best_oblique（小臂外壳1-1 (小臂外壳1)；小臂外壳1-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_38::component_38_planar_surface_candidate_1",
      "component_id": "component_38",
      "instance_name": "小臂外壳1-1",
      "local_id": "lsu_005",
      "retrieval_sentence": "该组件包含一个平面，与电机和连接臂连接件的平面形成接触配合。",
      "anchor_type": "interface",
      "anchor_id": "planar_surface_candidate_1",
      "primary_view": "assembly_contact_fit",
      "pattern_type": "planar_pad_step_or_face_candidate",
      "inspection_card_refs": [
        "18.4.7"
      ],
      "rule_id": "18.4.8",
      "rule_title": "避免不必要的补充加工",
      "retrieval_score": 46,
      "candidate_score_breakdown": {
        "bm25_semantic": 42,
        "bm25_raw_x100": 1873,
        "semantic_role_weak_match": 2,
        "function_weak_match": 2
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "machined_feature_candidate",
          "functional_role_evidence",
          "supplementary_operation_indicator"
        ],
        "bad_if": "若加工特征无明确装配、定位、密封、运动或精度功能，仅为非必要外形，则判为补充加工风险。",
        "good_if": "若该特征可由毛坯直接形成或确有功能/安全/装配要求，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_38",
          "instance_name": "小臂外壳1-1",
          "review_scope": "part_design_required",
          "semantic_location": "小臂外壳一侧安装平面",
          "evidence_refs": [
            "planar_surface_candidate_1",
            "小臂外壳1-1:face#12",
            "contact_电机和连接臂连接件_1_face_3__小臂外壳1_1_face_12"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_highlights/component_38/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [
            "component_1"
          ],
          "roles": [
            "planar_mating_face",
            "mounting_pad_candidate"
          ],
          "measurements": {
            "area_mm2": 4634.436,
            "overlap_measure_mm2": 1600
          },
          "uncertainties": [
            "需确认平面度公差要求"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_highlights/component_38/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "装配体高亮截图：component_38/best_oblique（小臂外壳1-1 (小臂外壳1)；小臂外壳1-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_38::component_38_planar_surface_candidate_2",
      "component_id": "component_38",
      "instance_name": "小臂外壳1-1",
      "local_id": "lsu_006",
      "retrieval_sentence": "该组件包含一个平面，与轴承与连接臂连接件的平面形成接触配合。",
      "anchor_type": "interface",
      "anchor_id": "planar_surface_candidate_2",
      "primary_view": "assembly_contact_fit",
      "pattern_type": "planar_pad_step_or_face_candidate",
      "inspection_card_refs": [],
      "rule_id": "18.2.4",
      "rule_title": "加工面与不加工面不应平齐",
      "retrieval_score": 63,
      "candidate_score_breakdown": {
        "bm25_semantic": 43,
        "bm25_raw_x100": 2096,
        "semantic_role_weak_match": 4,
        "fact_tag_weak_match": 6,
        "function_weak_match": 2,
        "attribute_weak_match": 4,
        "semantic_intent_bonus": 4
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "assembly_contact_or_mate_face_pair",
          "face_area",
          "face_type_planar_or_curved",
          "adjacent_face_graph",
          "contact_patch_area_or_edge_span",
          "surrounding_non_contact_face_area_or_span",
          "step_height_between_local_face_and_surrounding_surface",
          "coplanar_or_near_coplanar_status",
          "unmachined_surface_label_or_cast_surface_candidate",
          "small_local_contact_face_candidate",
          "large_surrounding_non_contact_face_or_surface_candidate",
          "local_contact_face_inferred_as_machined",
          "surrounding_non_contact_surface_inferred_as_unmachined",
          "no_positive_step_or_raised_boss_between_local_and_surrounding_faces"
        ],
        "bad_if": "若一个局部面与其他零件存在接触/配合/定位等关系，因此被推断为加工面候选；同时该局部面面积远小于同一零件周围不接触表面，且两者无正向台阶/凸台分离，或台阶高度小于阈值，则判为加工面与不加工面平齐风险。",
        "good_if": "若局部接触加工面位于凸台或框形台阶上，且相对周围不接触的非加工表面有明确正向高度差，则通过。",
        "unknown_if": [
          "no_assembly_contact_or_mate_face_pair",
          "only_geometric_small_face_without_contact_evidence",
          "cannot_separate_local_contact_patch_from_surrounding_surface"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_38",
          "instance_name": "小臂外壳1-1",
          "review_scope": "part_design_required",
          "semantic_location": "小臂外壳另一侧安装平面",
          "evidence_refs": [
            "planar_surface_candidate_2",
            "小臂外壳1-1:face#11",
            "contact_小臂外壳1_1_face_11__轴承与连接臂连接件_1_face_6"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_highlights/component_38/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [
            "component_42"
          ],
          "roles": [
            "planar_mating_face",
            "mounting_pad_candidate"
          ],
          "measurements": {
            "area_mm2": 4616.372,
            "overlap_measure_mm2": 2500
          },
          "uncertainties": [
            "需确认平面度公差要求"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_highlights/component_38/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "装配体高亮截图：component_38/best_oblique（小臂外壳1-1 (小臂外壳1)；小臂外壳1-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_38::component_38_planar_surface_candidate_2",
      "component_id": "component_38",
      "instance_name": "小臂外壳1-1",
      "local_id": "lsu_006",
      "retrieval_sentence": "该组件包含一个平面，与轴承与连接臂连接件的平面形成接触配合。",
      "anchor_type": "interface",
      "anchor_id": "planar_surface_candidate_2",
      "primary_view": "assembly_contact_fit",
      "pattern_type": "planar_pad_step_or_face_candidate",
      "inspection_card_refs": [],
      "rule_id": "18.2.3",
      "rule_title": "减小加工面的长度",
      "retrieval_score": 46,
      "candidate_score_breakdown": {
        "bm25_semantic": 50,
        "bm25_raw_x100": 3519,
        "semantic_role_weak_match": 2,
        "fact_tag_weak_match": 6,
        "function_weak_match": 2,
        "attribute_weak_match": 4,
        "semantic_intent_penalty": -18
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "long_machined_cylindrical_or_planar_face",
          "functional_contact_span",
          "relief_or_clearance_region"
        ],
        "bad_if": "若长圆柱/平面配合面全长被推断为精加工，而中部无必要接触、支承或定位功能，则判为加工面过长风险。",
        "good_if": "若长配合结构被分解为短配合带并有中间 relief/让空区，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_38",
          "instance_name": "小臂外壳1-1",
          "review_scope": "part_design_required",
          "semantic_location": "小臂外壳另一侧安装平面",
          "evidence_refs": [
            "planar_surface_candidate_2",
            "小臂外壳1-1:face#11",
            "contact_小臂外壳1_1_face_11__轴承与连接臂连接件_1_face_6"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_highlights/component_38/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [
            "component_42"
          ],
          "roles": [
            "planar_mating_face",
            "mounting_pad_candidate"
          ],
          "measurements": {
            "area_mm2": 4616.372,
            "overlap_measure_mm2": 2500
          },
          "uncertainties": [
            "需确认平面度公差要求"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_highlights/component_38/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "装配体高亮截图：component_38/best_oblique（小臂外壳1-1 (小臂外壳1)；小臂外壳1-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_38::component_38_planar_surface_candidate_2",
      "component_id": "component_38",
      "instance_name": "小臂外壳1-1",
      "local_id": "lsu_006",
      "retrieval_sentence": "该组件包含一个平面，与轴承与连接臂连接件的平面形成接触配合。",
      "anchor_type": "interface",
      "anchor_id": "planar_surface_candidate_2",
      "primary_view": "assembly_contact_fit",
      "pattern_type": "planar_pad_step_or_face_candidate",
      "inspection_card_refs": [],
      "rule_id": "18.5.3",
      "rule_title": "注意使零件有一次加工多个零件的可能性（二）",
      "retrieval_score": 45,
      "candidate_score_breakdown": {
        "bm25_semantic": 40,
        "bm25_raw_x100": 1631,
        "semantic_role_weak_match": 2,
        "fact_tag_weak_match": 4,
        "function_weak_match": 2,
        "attribute_weak_match": 1,
        "semantic_intent_penalty": -4
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "integral_locating_part",
          "critical_length_or_face",
          "separable_locating_sleeve",
          "batch_grinding_feasibility"
        ],
        "bad_if": "若一体结构阻止关键尺寸面批量磨削/加工，而拆分后可批量加工，则判为批量加工性差。",
        "good_if": "若关键定位件可独立成批加工，连接件另作普通件，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_38",
          "instance_name": "小臂外壳1-1",
          "review_scope": "part_design_required",
          "semantic_location": "小臂外壳另一侧安装平面",
          "evidence_refs": [
            "planar_surface_candidate_2",
            "小臂外壳1-1:face#11",
            "contact_小臂外壳1_1_face_11__轴承与连接臂连接件_1_face_6"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_highlights/component_38/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [
            "component_42"
          ],
          "roles": [
            "planar_mating_face",
            "mounting_pad_candidate"
          ],
          "measurements": {
            "area_mm2": 4616.372,
            "overlap_measure_mm2": 2500
          },
          "uncertainties": [
            "需确认平面度公差要求"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_highlights/component_38/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "装配体高亮截图：component_38/best_oblique（小臂外壳1-1 (小臂外壳1)；小臂外壳1-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_38::component_38_planar_surface_candidate_4",
      "component_id": "component_38",
      "instance_name": "小臂外壳1-1",
      "local_id": "lsu_001",
      "retrieval_sentence": "小臂外壳1-1顶部存在一个法向朝上的较大平面区域，可能作为外壳的顶面或潜在的安装封闭基准面。",
      "anchor_type": "feature",
      "anchor_id": "planar_surface_candidate_4",
      "primary_view": "part_local_shape",
      "pattern_type": "planar_surface",
      "inspection_card_refs": [],
      "rule_id": "18.2.4",
      "rule_title": "加工面与不加工面不应平齐",
      "retrieval_score": 70,
      "candidate_score_breakdown": {
        "bm25_semantic": 58,
        "bm25_raw_x100": 6198,
        "semantic_role_weak_match": 2,
        "fact_tag_weak_match": 6,
        "semantic_intent_bonus": 4
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "assembly_contact_or_mate_face_pair",
          "face_area",
          "face_type_planar_or_curved",
          "adjacent_face_graph",
          "contact_patch_area_or_edge_span",
          "surrounding_non_contact_face_area_or_span",
          "step_height_between_local_face_and_surrounding_surface",
          "coplanar_or_near_coplanar_status",
          "unmachined_surface_label_or_cast_surface_candidate",
          "small_local_contact_face_candidate",
          "large_surrounding_non_contact_face_or_surface_candidate",
          "local_contact_face_inferred_as_machined",
          "surrounding_non_contact_surface_inferred_as_unmachined",
          "no_positive_step_or_raised_boss_between_local_and_surrounding_faces"
        ],
        "bad_if": "若一个局部面与其他零件存在接触/配合/定位等关系，因此被推断为加工面候选；同时该局部面面积远小于同一零件周围不接触表面，且两者无正向台阶/凸台分离，或台阶高度小于阈值，则判为加工面与不加工面平齐风险。",
        "good_if": "若局部接触加工面位于凸台或框形台阶上，且相对周围不接触的非加工表面有明确正向高度差，则通过。",
        "unknown_if": [
          "no_assembly_contact_or_mate_face_pair",
          "only_geometric_small_face_without_contact_evidence",
          "cannot_separate_local_contact_patch_from_surrounding_surface"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_38",
          "instance_name": "小臂外壳1-1",
          "review_scope": "part_design_required",
          "semantic_location": "component_top_surface",
          "evidence_refs": [
            "planar_surface_candidate_4",
            "小臂外壳1-1:face#24"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_highlights/component_38/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [],
          "roles": [
            "top_surface_candidate"
          ],
          "measurements": {
            "area_mm2": 3141.593,
            "normal": [
              0,
              0,
              1
            ]
          },
          "uncertainties": [
            "缺乏直接接触或配合关系，具体功能（如密封、安装）未知"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_highlights/component_38/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "装配体高亮截图：component_38/best_oblique（小臂外壳1-1 (小臂外壳1)；小臂外壳1-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_38::component_38_planar_surface_candidate_4",
      "component_id": "component_38",
      "instance_name": "小臂外壳1-1",
      "local_id": "lsu_001",
      "retrieval_sentence": "小臂外壳1-1顶部存在一个法向朝上的较大平面区域，可能作为外壳的顶面或潜在的安装封闭基准面。",
      "anchor_type": "feature",
      "anchor_id": "planar_surface_candidate_4",
      "primary_view": "part_local_shape",
      "pattern_type": "planar_surface",
      "inspection_card_refs": [],
      "rule_id": "18.3.2",
      "rule_title": "用平面磨或精刨代替刮研减速箱分箱面",
      "retrieval_score": 45,
      "candidate_score_breakdown": {
        "bm25_semantic": 43,
        "bm25_raw_x100": 2097,
        "fact_tag_weak_match": 4,
        "function_weak_match": 2,
        "semantic_intent_penalty": -4
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "split_joint_face",
          "large_planar_face",
          "machine_tool_access",
          "flatness_requirement"
        ],
        "bad_if": "若大型分箱面为功能密封/定位面且缺少可机加工基准或可达性，导致依赖刮研，则判为风险。",
        "good_if": "若分箱面为开阔平面，可由平面磨、精刨或铣削保证平面度，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_38",
          "instance_name": "小臂外壳1-1",
          "review_scope": "part_design_required",
          "semantic_location": "component_top_surface",
          "evidence_refs": [
            "planar_surface_candidate_4",
            "小臂外壳1-1:face#24"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_highlights/component_38/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [],
          "roles": [
            "top_surface_candidate"
          ],
          "measurements": {
            "area_mm2": 3141.593,
            "normal": [
              0,
              0,
              1
            ]
          },
          "uncertainties": [
            "缺乏直接接触或配合关系，具体功能（如密封、安装）未知"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_highlights/component_38/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "装配体高亮截图：component_38/best_oblique（小臂外壳1-1 (小臂外壳1)；小臂外壳1-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_39::component_39_hole_group_3_radial_pattern",
      "component_id": "component_39",
      "instance_name": "电机与大臂外壳连接件1-1",
      "local_id": "lsu_001",
      "retrieval_sentence": "该组件包含四个直径为6毫米的孔，呈径向圆周分布，分布圆半径为46.5毫米。",
      "anchor_type": "feature",
      "anchor_id": "hole_group_3",
      "primary_view": "feature_pattern",
      "pattern_type": "radial_circular_hole_pattern",
      "inspection_card_refs": [
        "18.4.7",
        "18.7.4"
      ],
      "rule_id": "18.7.4",
      "rule_title": "能够在一次加工中得到的孔作为对中面效果",
      "retrieval_score": 56,
      "candidate_score_breakdown": {
        "bm25_semantic": 26,
        "bm25_raw_x100": 550,
        "secondary_view_weak_match": 4,
        "semantic_role_weak_match": 4,
        "fact_tag_weak_match": 2,
        "semantic_intent_penalty": -8,
        "inspection_card_targeted_lookup": 28
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "coaxial_hole_set",
          "single_setup_or_single_boring_path",
          "centering_requirement",
          "part_grouping"
        ],
        "bad_if": "若作为对中基准的孔分属多个台阶或零件且不能一次加工保证同轴，则判为对中精度风险。",
        "good_if": "若对中孔可在一次装夹、一次镗削或同一刀具路径中形成，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_39",
          "instance_name": "电机与大臂外壳连接件1-1",
          "review_scope": "part_design_required",
          "semantic_location": "radial pattern on component body",
          "evidence_refs": [
            "hole_group_3",
            "电机与大臂外壳连接件1-1:face#2",
            "电机与大臂外壳连接件1-1:face#3",
            "电机与大臂外壳连接件1-1:face#27",
            "电机与大臂外壳连接件1-1:face#28"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_highlights/component_39/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [],
          "roles": [
            "fastener_hole_candidate"
          ],
          "measurements": {
            "diameter_mm": 6,
            "pattern_radius_mm": 46.5
          },
          "uncertainties": [
            "hole_throughness_or_blind_depth not confirmed",
            "spotface_or_counterbore_detection pending"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_highlights/component_39/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "装配体高亮截图：component_39/best_oblique（电机与大臂外壳连接件1-1 (电机与大臂外壳连接件1)；电机与大臂外壳连接件1-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_39::component_39_hole_group_3_radial_pattern",
      "component_id": "component_39",
      "instance_name": "电机与大臂外壳连接件1-1",
      "local_id": "lsu_001",
      "retrieval_sentence": "该组件包含四个直径为6毫米的孔，呈径向圆周分布，分布圆半径为46.5毫米。",
      "anchor_type": "feature",
      "anchor_id": "hole_group_3",
      "primary_view": "feature_pattern",
      "pattern_type": "radial_circular_hole_pattern",
      "inspection_card_refs": [
        "18.4.7",
        "18.7.4"
      ],
      "rule_id": "18.4.7",
      "rule_title": "避免多个零件组合加工",
      "retrieval_score": 30,
      "candidate_score_breakdown": {
        "bm25_semantic": 6,
        "bm25_raw_x100": 54,
        "secondary_view_weak_match": 4,
        "semantic_role_weak_match": 4,
        "fact_tag_weak_match": 2,
        "semantic_intent_penalty": -14,
        "inspection_card_targeted_lookup": 28
      },
      "candidate_selection_reason": "inspection card targeted lookup and score >= 24",
      "rule_verification": {
        "required_model_facts": [
          "multi_part_assembly",
          "cross_part_hole_or_face",
          "requires_match_machining",
          "interchangeability_requirement"
        ],
        "bad_if": "若孔或面跨越多个零件并要求装配后共同加工才能满足位置，则判为互换性风险。",
        "good_if": "若各零件可分别加工并通过标准定位/连接保证装配功能，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_39",
          "instance_name": "电机与大臂外壳连接件1-1",
          "review_scope": "part_design_required",
          "semantic_location": "radial pattern on component body",
          "evidence_refs": [
            "hole_group_3",
            "电机与大臂外壳连接件1-1:face#2",
            "电机与大臂外壳连接件1-1:face#3",
            "电机与大臂外壳连接件1-1:face#27",
            "电机与大臂外壳连接件1-1:face#28"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_highlights/component_39/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [],
          "roles": [
            "fastener_hole_candidate"
          ],
          "measurements": {
            "diameter_mm": 6,
            "pattern_radius_mm": 46.5
          },
          "uncertainties": [
            "hole_throughness_or_blind_depth not confirmed",
            "spotface_or_counterbore_detection pending"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_highlights/component_39/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "装配体高亮截图：component_39/best_oblique（电机与大臂外壳连接件1-1 (电机与大臂外壳连接件1)；电机与大臂外壳连接件1-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_39::component_39_hole_group_8_parallel_pair",
      "component_id": "component_39",
      "instance_name": "电机与大臂外壳连接件1-1",
      "local_id": "lsu_002",
      "retrieval_sentence": "该组件包含两个直径为8毫米的孔，呈共面平行分布，孔间距为80毫米。",
      "anchor_type": "feature",
      "anchor_id": "hole_group_8",
      "primary_view": "feature_pattern",
      "pattern_type": "coplanar_parallel_hole_pair",
      "inspection_card_refs": [
        "18.4.7"
      ],
      "rule_id": "18.4.7",
      "rule_title": "避免多个零件组合加工",
      "retrieval_score": 50,
      "candidate_score_breakdown": {
        "bm25_semantic": 16,
        "bm25_raw_x100": 220,
        "secondary_view_weak_match": 4,
        "semantic_role_weak_match": 4,
        "fact_tag_weak_match": 2,
        "semantic_intent_penalty": -4,
        "inspection_card_targeted_lookup": 28
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "multi_part_assembly",
          "cross_part_hole_or_face",
          "requires_match_machining",
          "interchangeability_requirement"
        ],
        "bad_if": "若孔或面跨越多个零件并要求装配后共同加工才能满足位置，则判为互换性风险。",
        "good_if": "若各零件可分别加工并通过标准定位/连接保证装配功能，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_39",
          "instance_name": "电机与大臂外壳连接件1-1",
          "review_scope": "part_design_required",
          "semantic_location": "top surface of component",
          "evidence_refs": [
            "hole_group_8",
            "电机与大臂外壳连接件1-1:face#15",
            "电机与大臂外壳连接件1-1:face#17"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_highlights/component_39/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [],
          "roles": [
            "fastener_hole_candidate"
          ],
          "measurements": {
            "diameter_mm": 8,
            "spacing_mm": 80
          },
          "uncertainties": [
            "hole_throughness_or_blind_depth not confirmed"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_highlights/component_39/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "装配体高亮截图：component_39/best_oblique（电机与大臂外壳连接件1-1 (电机与大臂外壳连接件1)；电机与大臂外壳连接件1-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_39::component_39_cylindrical_surface_group_3_coaxial_fit",
      "component_id": "component_39",
      "instance_name": "电机与大臂外壳连接件1-1",
      "local_id": "lsu_004",
      "retrieval_sentence": "该组件包含直径为110毫米的圆柱面组，与小臂外壳1的圆柱面形成同轴配合，轴向重叠25毫米。",
      "anchor_type": "interface",
      "anchor_id": "cylindrical_surface_group_3",
      "primary_view": "assembly_contact_fit",
      "pattern_type": "coaxial_cylindrical_fit",
      "inspection_card_refs": [
        "18.7.1"
      ],
      "rule_id": "18.4.10",
      "rule_title": "避免不必要的精度要求",
      "retrieval_score": 45,
      "candidate_score_breakdown": {
        "bm25_semantic": 36,
        "bm25_raw_x100": 1216,
        "semantic_role_weak_match": 2,
        "fact_tag_weak_match": 2,
        "attribute_weak_match": 1,
        "semantic_intent_bonus": 4
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "precision_requirement",
          "fit_requirement",
          "functional_dependency",
          "tolerance_chain"
        ],
        "bad_if": "若精度/配合要求高于功能链需要，且引入额外垂直度、同轴度或表面质量要求，则判为不必要精度风险。",
        "good_if": "若精度要求能由装配功能、运动精度或寿命计算解释，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_39",
          "instance_name": "电机与大臂外壳连接件1-1",
          "review_scope": "part_design_required",
          "semantic_location": "outer cylindrical interface with arm shell",
          "evidence_refs": [
            "cylindrical_surface_group_3",
            "电机与大臂外壳连接件1-1:face#8",
            "电机与大臂外壳连接件1-1:face#11",
            "contact_小臂外壳1_1_face_6__电机与大臂外壳连接件1_1_face_8",
            "contact_小臂外壳1_1_face_6__电机与大臂外壳连接件1_1_face_11"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_highlights/component_39/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [
            "component_38"
          ],
          "roles": [
            "cylindrical_mating_face",
            "locating_surface"
          ],
          "measurements": {
            "diameter_mm": 110,
            "axial_overlap_mm": 25
          },
          "uncertainties": [
            "fit tolerance class not specified in B-rep"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_highlights/component_39/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "装配体高亮截图：component_39/best_oblique（电机与大臂外壳连接件1-1 (电机与大臂外壳连接件1)；电机与大臂外壳连接件1-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_39::component_39_cylindrical_surface_group_3_coaxial_fit",
      "component_id": "component_39",
      "instance_name": "电机与大臂外壳连接件1-1",
      "local_id": "lsu_004",
      "retrieval_sentence": "该组件包含直径为110毫米的圆柱面组，与小臂外壳1的圆柱面形成同轴配合，轴向重叠25毫米。",
      "anchor_type": "interface",
      "anchor_id": "cylindrical_surface_group_3",
      "primary_view": "assembly_contact_fit",
      "pattern_type": "coaxial_cylindrical_fit",
      "inspection_card_refs": [
        "18.7.1"
      ],
      "rule_id": "18.7.1",
      "rule_title": "复杂加工表面要设计在外表面而不要设计在内表面上",
      "retrieval_score": 38,
      "candidate_score_breakdown": {
        "bm25_semantic": 16,
        "bm25_raw_x100": 208,
        "semantic_role_weak_match": 4,
        "fact_tag_weak_match": 4,
        "semantic_intent_penalty": -14,
        "inspection_card_targeted_lookup": 28
      },
      "candidate_selection_reason": "inspection card targeted lookup and score >= 24",
      "rule_verification": {
        "required_model_facts": [
          "complex_machined_profile",
          "internal_or_external_surface",
          "tool_accessibility",
          "mating_axis_hole_pair"
        ],
        "bad_if": "若轴孔配合件之间的复杂加工轮廓位于内孔表面且外表面替代可行，则判为复杂内表面风险。",
        "good_if": "若复杂轮廓位于外表面或有明确内加工工艺能力，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_39",
          "instance_name": "电机与大臂外壳连接件1-1",
          "review_scope": "part_design_required",
          "semantic_location": "outer cylindrical interface with arm shell",
          "evidence_refs": [
            "cylindrical_surface_group_3",
            "电机与大臂外壳连接件1-1:face#8",
            "电机与大臂外壳连接件1-1:face#11",
            "contact_小臂外壳1_1_face_6__电机与大臂外壳连接件1_1_face_8",
            "contact_小臂外壳1_1_face_6__电机与大臂外壳连接件1_1_face_11"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_highlights/component_39/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [
            "component_38"
          ],
          "roles": [
            "cylindrical_mating_face",
            "locating_surface"
          ],
          "measurements": {
            "diameter_mm": 110,
            "axial_overlap_mm": 25
          },
          "uncertainties": [
            "fit tolerance class not specified in B-rep"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_highlights/component_39/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "装配体高亮截图：component_39/best_oblique（电机与大臂外壳连接件1-1 (电机与大臂外壳连接件1)；电机与大臂外壳连接件1-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_39::component_39_cylindrical_surface_group_8",
      "component_id": "component_39",
      "instance_name": "电机与大臂外壳连接件1-1",
      "local_id": "lsu_001",
      "retrieval_sentence": "该零件包含一个半径为35毫米的圆柱面，与电机与大臂外壳连接件3的对应圆柱面形成同轴配合。",
      "anchor_type": "interface",
      "anchor_id": "cylindrical_surface_group_8",
      "primary_view": "assembly_contact_fit",
      "pattern_type": "coaxial_cylindrical_fit",
      "inspection_card_refs": [
        "18.4.7",
        "18.7.4"
      ],
      "rule_id": "18.4.7",
      "rule_title": "避免多个零件组合加工",
      "retrieval_score": 86,
      "candidate_score_breakdown": {
        "bm25_semantic": 60,
        "bm25_raw_x100": 6971,
        "secondary_view_weak_match": 4,
        "fact_tag_weak_match": 2,
        "function_weak_match": 2,
        "semantic_intent_penalty": -10,
        "inspection_card_targeted_lookup": 28
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "multi_part_assembly",
          "cross_part_hole_or_face",
          "requires_match_machining",
          "interchangeability_requirement"
        ],
        "bad_if": "若孔或面跨越多个零件并要求装配后共同加工才能满足位置，则判为互换性风险。",
        "good_if": "若各零件可分别加工并通过标准定位/连接保证装配功能，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_39",
          "instance_name": "电机与大臂外壳连接件1-1",
          "review_scope": "part_design_required",
          "semantic_location": "零件中部圆柱配合区域",
          "evidence_refs": [
            "cylindrical_surface_group_8",
            "contact_电机与大臂外壳连接件1_1_face_31__电机与大臂外壳连接件3_1_face_9"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_highlights/component_39/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [
            "电机与大臂外壳连接件3-1:face#9"
          ],
          "roles": [
            "bearing_seat",
            "coaxial_mating_surface"
          ],
          "measurements": {
            "radius_mm": 35,
            "diameter_mm": 70,
            "axial_overlap_mm": 35.911
          },
          "uncertainties": [
            "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_highlights/component_39/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "装配体高亮截图：component_39/best_oblique（电机与大臂外壳连接件1-1 (电机与大臂外壳连接件1)；电机与大臂外壳连接件1-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_39::component_39_cylindrical_surface_group_8",
      "component_id": "component_39",
      "instance_name": "电机与大臂外壳连接件1-1",
      "local_id": "lsu_001",
      "retrieval_sentence": "该零件包含一个半径为35毫米的圆柱面，与电机与大臂外壳连接件3的对应圆柱面形成同轴配合。",
      "anchor_type": "interface",
      "anchor_id": "cylindrical_surface_group_8",
      "primary_view": "assembly_contact_fit",
      "pattern_type": "coaxial_cylindrical_fit",
      "inspection_card_refs": [
        "18.4.7",
        "18.7.4"
      ],
      "rule_id": "18.7.4",
      "rule_title": "能够在一次加工中得到的孔作为对中面效果",
      "retrieval_score": 74,
      "candidate_score_breakdown": {
        "bm25_semantic": 44,
        "bm25_raw_x100": 2251,
        "secondary_view_weak_match": 4,
        "semantic_role_weak_match": 2,
        "fact_tag_weak_match": 4,
        "function_weak_match": 2,
        "semantic_intent_penalty": -10,
        "inspection_card_targeted_lookup": 28
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "coaxial_hole_set",
          "single_setup_or_single_boring_path",
          "centering_requirement",
          "part_grouping"
        ],
        "bad_if": "若作为对中基准的孔分属多个台阶或零件且不能一次加工保证同轴，则判为对中精度风险。",
        "good_if": "若对中孔可在一次装夹、一次镗削或同一刀具路径中形成，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_39",
          "instance_name": "电机与大臂外壳连接件1-1",
          "review_scope": "part_design_required",
          "semantic_location": "零件中部圆柱配合区域",
          "evidence_refs": [
            "cylindrical_surface_group_8",
            "contact_电机与大臂外壳连接件1_1_face_31__电机与大臂外壳连接件3_1_face_9"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_highlights/component_39/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [
            "电机与大臂外壳连接件3-1:face#9"
          ],
          "roles": [
            "bearing_seat",
            "coaxial_mating_surface"
          ],
          "measurements": {
            "radius_mm": 35,
            "diameter_mm": 70,
            "axial_overlap_mm": 35.911
          },
          "uncertainties": [
            "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_highlights/component_39/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "装配体高亮截图：component_39/best_oblique（电机与大臂外壳连接件1-1 (电机与大臂外壳连接件1)；电机与大臂外壳连接件1-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_39::component_39_cylindrical_surface_group_8",
      "component_id": "component_39",
      "instance_name": "电机与大臂外壳连接件1-1",
      "local_id": "lsu_001",
      "retrieval_sentence": "该零件包含一个半径为35毫米的圆柱面，与电机与大臂外壳连接件3的对应圆柱面形成同轴配合。",
      "anchor_type": "interface",
      "anchor_id": "cylindrical_surface_group_8",
      "primary_view": "assembly_contact_fit",
      "pattern_type": "coaxial_cylindrical_fit",
      "inspection_card_refs": [
        "18.4.7",
        "18.7.4"
      ],
      "rule_id": "18.4.10",
      "rule_title": "避免不必要的精度要求",
      "retrieval_score": 55,
      "candidate_score_breakdown": {
        "bm25_semantic": 44,
        "bm25_raw_x100": 2170,
        "fact_tag_weak_match": 2,
        "function_weak_match": 4,
        "attribute_weak_match": 1,
        "semantic_intent_bonus": 4
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "precision_requirement",
          "fit_requirement",
          "functional_dependency",
          "tolerance_chain"
        ],
        "bad_if": "若精度/配合要求高于功能链需要，且引入额外垂直度、同轴度或表面质量要求，则判为不必要精度风险。",
        "good_if": "若精度要求能由装配功能、运动精度或寿命计算解释，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_39",
          "instance_name": "电机与大臂外壳连接件1-1",
          "review_scope": "part_design_required",
          "semantic_location": "零件中部圆柱配合区域",
          "evidence_refs": [
            "cylindrical_surface_group_8",
            "contact_电机与大臂外壳连接件1_1_face_31__电机与大臂外壳连接件3_1_face_9"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_highlights/component_39/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [
            "电机与大臂外壳连接件3-1:face#9"
          ],
          "roles": [
            "bearing_seat",
            "coaxial_mating_surface"
          ],
          "measurements": {
            "radius_mm": 35,
            "diameter_mm": 70,
            "axial_overlap_mm": 35.911
          },
          "uncertainties": [
            "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_highlights/component_39/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "装配体高亮截图：component_39/best_oblique（电机与大臂外壳连接件1-1 (电机与大臂外壳连接件1)；电机与大臂外壳连接件1-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_39::component_39_cylindrical_surface_group_8",
      "component_id": "component_39",
      "instance_name": "电机与大臂外壳连接件1-1",
      "local_id": "lsu_001",
      "retrieval_sentence": "该零件包含一个半径为35毫米的圆柱面，与电机与大臂外壳连接件3的对应圆柱面形成同轴配合。",
      "anchor_type": "interface",
      "anchor_id": "cylindrical_surface_group_8",
      "primary_view": "assembly_contact_fit",
      "pattern_type": "coaxial_cylindrical_fit",
      "inspection_card_refs": [
        "18.4.7",
        "18.7.4"
      ],
      "rule_id": "18.5.3",
      "rule_title": "注意使零件有一次加工多个零件的可能性（二）",
      "retrieval_score": 52,
      "candidate_score_breakdown": {
        "bm25_semantic": 37,
        "bm25_raw_x100": 1345,
        "secondary_view_weak_match": 4,
        "fact_tag_weak_match": 4,
        "function_weak_match": 2,
        "attribute_weak_match": 1,
        "semantic_intent_bonus": 4
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "integral_locating_part",
          "critical_length_or_face",
          "separable_locating_sleeve",
          "batch_grinding_feasibility"
        ],
        "bad_if": "若一体结构阻止关键尺寸面批量磨削/加工，而拆分后可批量加工，则判为批量加工性差。",
        "good_if": "若关键定位件可独立成批加工，连接件另作普通件，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_39",
          "instance_name": "电机与大臂外壳连接件1-1",
          "review_scope": "part_design_required",
          "semantic_location": "零件中部圆柱配合区域",
          "evidence_refs": [
            "cylindrical_surface_group_8",
            "contact_电机与大臂外壳连接件1_1_face_31__电机与大臂外壳连接件3_1_face_9"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_highlights/component_39/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [
            "电机与大臂外壳连接件3-1:face#9"
          ],
          "roles": [
            "bearing_seat",
            "coaxial_mating_surface"
          ],
          "measurements": {
            "radius_mm": 35,
            "diameter_mm": 70,
            "axial_overlap_mm": 35.911
          },
          "uncertainties": [
            "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_highlights/component_39/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "装配体高亮截图：component_39/best_oblique（电机与大臂外壳连接件1-1 (电机与大臂外壳连接件1)；电机与大臂外壳连接件1-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_39::component_39_cylindrical_surface_group_11",
      "component_id": "component_39",
      "instance_name": "电机与大臂外壳连接件1-1",
      "local_id": "lsu_002",
      "retrieval_sentence": "该零件包含一个半径为30毫米的圆柱面，与电机与大臂外壳连接件3的对应圆柱面形成同轴配合。",
      "anchor_type": "interface",
      "anchor_id": "cylindrical_surface_group_11",
      "primary_view": "assembly_contact_fit",
      "pattern_type": "coaxial_cylindrical_fit",
      "inspection_card_refs": [
        "18.4.7",
        "18.7.4"
      ],
      "rule_id": "18.4.7",
      "rule_title": "避免多个零件组合加工",
      "retrieval_score": 86,
      "candidate_score_breakdown": {
        "bm25_semantic": 60,
        "bm25_raw_x100": 6971,
        "secondary_view_weak_match": 4,
        "fact_tag_weak_match": 2,
        "function_weak_match": 2,
        "semantic_intent_penalty": -10,
        "inspection_card_targeted_lookup": 28
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "multi_part_assembly",
          "cross_part_hole_or_face",
          "requires_match_machining",
          "interchangeability_requirement"
        ],
        "bad_if": "若孔或面跨越多个零件并要求装配后共同加工才能满足位置，则判为互换性风险。",
        "good_if": "若各零件可分别加工并通过标准定位/连接保证装配功能，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_39",
          "instance_name": "电机与大臂外壳连接件1-1",
          "review_scope": "part_design_required",
          "semantic_location": "零件端部圆柱配合区域",
          "evidence_refs": [
            "cylindrical_surface_group_11",
            "contact_电机与大臂外壳连接件1_1_face_7__电机与大臂外壳连接件3_1_face_5"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_highlights/component_39/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [
            "电机与大臂外壳连接件3-1:face#5"
          ],
          "roles": [
            "coaxial_mating_surface",
            "locating_surface"
          ],
          "measurements": {
            "radius_mm": 30,
            "diameter_mm": 60,
            "axial_overlap_mm": 12.58
          },
          "uncertainties": [
            "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_highlights/component_39/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "装配体高亮截图：component_39/best_oblique（电机与大臂外壳连接件1-1 (电机与大臂外壳连接件1)；电机与大臂外壳连接件1-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_39::component_39_cylindrical_surface_group_11",
      "component_id": "component_39",
      "instance_name": "电机与大臂外壳连接件1-1",
      "local_id": "lsu_002",
      "retrieval_sentence": "该零件包含一个半径为30毫米的圆柱面，与电机与大臂外壳连接件3的对应圆柱面形成同轴配合。",
      "anchor_type": "interface",
      "anchor_id": "cylindrical_surface_group_11",
      "primary_view": "assembly_contact_fit",
      "pattern_type": "coaxial_cylindrical_fit",
      "inspection_card_refs": [
        "18.4.7",
        "18.7.4"
      ],
      "rule_id": "18.7.4",
      "rule_title": "能够在一次加工中得到的孔作为对中面效果",
      "retrieval_score": 74,
      "candidate_score_breakdown": {
        "bm25_semantic": 44,
        "bm25_raw_x100": 2251,
        "secondary_view_weak_match": 4,
        "semantic_role_weak_match": 2,
        "fact_tag_weak_match": 4,
        "function_weak_match": 2,
        "semantic_intent_penalty": -10,
        "inspection_card_targeted_lookup": 28
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "coaxial_hole_set",
          "single_setup_or_single_boring_path",
          "centering_requirement",
          "part_grouping"
        ],
        "bad_if": "若作为对中基准的孔分属多个台阶或零件且不能一次加工保证同轴，则判为对中精度风险。",
        "good_if": "若对中孔可在一次装夹、一次镗削或同一刀具路径中形成，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_39",
          "instance_name": "电机与大臂外壳连接件1-1",
          "review_scope": "part_design_required",
          "semantic_location": "零件端部圆柱配合区域",
          "evidence_refs": [
            "cylindrical_surface_group_11",
            "contact_电机与大臂外壳连接件1_1_face_7__电机与大臂外壳连接件3_1_face_5"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_highlights/component_39/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [
            "电机与大臂外壳连接件3-1:face#5"
          ],
          "roles": [
            "coaxial_mating_surface",
            "locating_surface"
          ],
          "measurements": {
            "radius_mm": 30,
            "diameter_mm": 60,
            "axial_overlap_mm": 12.58
          },
          "uncertainties": [
            "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_highlights/component_39/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "装配体高亮截图：component_39/best_oblique（电机与大臂外壳连接件1-1 (电机与大臂外壳连接件1)；电机与大臂外壳连接件1-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_39::component_39_cylindrical_surface_group_11",
      "component_id": "component_39",
      "instance_name": "电机与大臂外壳连接件1-1",
      "local_id": "lsu_002",
      "retrieval_sentence": "该零件包含一个半径为30毫米的圆柱面，与电机与大臂外壳连接件3的对应圆柱面形成同轴配合。",
      "anchor_type": "interface",
      "anchor_id": "cylindrical_surface_group_11",
      "primary_view": "assembly_contact_fit",
      "pattern_type": "coaxial_cylindrical_fit",
      "inspection_card_refs": [
        "18.4.7",
        "18.7.4"
      ],
      "rule_id": "18.5.3",
      "rule_title": "注意使零件有一次加工多个零件的可能性（二）",
      "retrieval_score": 54,
      "candidate_score_breakdown": {
        "bm25_semantic": 37,
        "bm25_raw_x100": 1345,
        "secondary_view_weak_match": 4,
        "semantic_role_weak_match": 2,
        "fact_tag_weak_match": 4,
        "function_weak_match": 2,
        "attribute_weak_match": 1,
        "semantic_intent_bonus": 4
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "integral_locating_part",
          "critical_length_or_face",
          "separable_locating_sleeve",
          "batch_grinding_feasibility"
        ],
        "bad_if": "若一体结构阻止关键尺寸面批量磨削/加工，而拆分后可批量加工，则判为批量加工性差。",
        "good_if": "若关键定位件可独立成批加工，连接件另作普通件，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_39",
          "instance_name": "电机与大臂外壳连接件1-1",
          "review_scope": "part_design_required",
          "semantic_location": "零件端部圆柱配合区域",
          "evidence_refs": [
            "cylindrical_surface_group_11",
            "contact_电机与大臂外壳连接件1_1_face_7__电机与大臂外壳连接件3_1_face_5"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_highlights/component_39/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [
            "电机与大臂外壳连接件3-1:face#5"
          ],
          "roles": [
            "coaxial_mating_surface",
            "locating_surface"
          ],
          "measurements": {
            "radius_mm": 30,
            "diameter_mm": 60,
            "axial_overlap_mm": 12.58
          },
          "uncertainties": [
            "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_highlights/component_39/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "装配体高亮截图：component_39/best_oblique（电机与大臂外壳连接件1-1 (电机与大臂外壳连接件1)；电机与大臂外壳连接件1-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_39::component_39_cylindrical_surface_group_11",
      "component_id": "component_39",
      "instance_name": "电机与大臂外壳连接件1-1",
      "local_id": "lsu_002",
      "retrieval_sentence": "该零件包含一个半径为30毫米的圆柱面，与电机与大臂外壳连接件3的对应圆柱面形成同轴配合。",
      "anchor_type": "interface",
      "anchor_id": "cylindrical_surface_group_11",
      "primary_view": "assembly_contact_fit",
      "pattern_type": "coaxial_cylindrical_fit",
      "inspection_card_refs": [
        "18.4.7",
        "18.7.4"
      ],
      "rule_id": "18.4.10",
      "rule_title": "避免不必要的精度要求",
      "retrieval_score": 50,
      "candidate_score_breakdown": {
        "bm25_semantic": 41,
        "bm25_raw_x100": 1837,
        "fact_tag_weak_match": 2,
        "function_weak_match": 2,
        "attribute_weak_match": 1,
        "semantic_intent_bonus": 4
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "precision_requirement",
          "fit_requirement",
          "functional_dependency",
          "tolerance_chain"
        ],
        "bad_if": "若精度/配合要求高于功能链需要，且引入额外垂直度、同轴度或表面质量要求，则判为不必要精度风险。",
        "good_if": "若精度要求能由装配功能、运动精度或寿命计算解释，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_39",
          "instance_name": "电机与大臂外壳连接件1-1",
          "review_scope": "part_design_required",
          "semantic_location": "零件端部圆柱配合区域",
          "evidence_refs": [
            "cylindrical_surface_group_11",
            "contact_电机与大臂外壳连接件1_1_face_7__电机与大臂外壳连接件3_1_face_5"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_highlights/component_39/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [
            "电机与大臂外壳连接件3-1:face#5"
          ],
          "roles": [
            "coaxial_mating_surface",
            "locating_surface"
          ],
          "measurements": {
            "radius_mm": 30,
            "diameter_mm": 60,
            "axial_overlap_mm": 12.58
          },
          "uncertainties": [
            "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_highlights/component_39/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "装配体高亮截图：component_39/best_oblique（电机与大臂外壳连接件1-1 (电机与大臂外壳连接件1)；电机与大臂外壳连接件1-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_39::component_39_cylindrical_surface_group_14",
      "component_id": "component_39",
      "instance_name": "电机与大臂外壳连接件1-1",
      "local_id": "lsu_003",
      "retrieval_sentence": "该零件包含一个半径为32.5毫米的圆柱面，与电机与大臂外壳连接件3的对应圆柱面形成同轴配合。",
      "anchor_type": "interface",
      "anchor_id": "cylindrical_surface_group_14",
      "primary_view": "assembly_contact_fit",
      "pattern_type": "coaxial_cylindrical_fit",
      "inspection_card_refs": [
        "18.4.7",
        "18.7.4"
      ],
      "rule_id": "18.4.7",
      "rule_title": "避免多个零件组合加工",
      "retrieval_score": 86,
      "candidate_score_breakdown": {
        "bm25_semantic": 60,
        "bm25_raw_x100": 6971,
        "secondary_view_weak_match": 4,
        "fact_tag_weak_match": 2,
        "function_weak_match": 2,
        "semantic_intent_penalty": -10,
        "inspection_card_targeted_lookup": 28
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "multi_part_assembly",
          "cross_part_hole_or_face",
          "requires_match_machining",
          "interchangeability_requirement"
        ],
        "bad_if": "若孔或面跨越多个零件并要求装配后共同加工才能满足位置，则判为互换性风险。",
        "good_if": "若各零件可分别加工并通过标准定位/连接保证装配功能，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_39",
          "instance_name": "电机与大臂外壳连接件1-1",
          "review_scope": "part_design_required",
          "semantic_location": "零件另一侧圆柱配合区域",
          "evidence_refs": [
            "cylindrical_surface_group_14",
            "contact_电机与大臂外壳连接件1_1_face_30__电机与大臂外壳连接件3_1_face_16"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_highlights/component_39/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [
            "电机与大臂外壳连接件3-1:face#16"
          ],
          "roles": [
            "coaxial_mating_surface",
            "locating_surface"
          ],
          "measurements": {
            "radius_mm": 32.5,
            "diameter_mm": 65,
            "axial_overlap_mm": 8
          },
          "uncertainties": [
            "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_highlights/component_39/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "装配体高亮截图：component_39/best_oblique（电机与大臂外壳连接件1-1 (电机与大臂外壳连接件1)；电机与大臂外壳连接件1-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_39::component_39_cylindrical_surface_group_14",
      "component_id": "component_39",
      "instance_name": "电机与大臂外壳连接件1-1",
      "local_id": "lsu_003",
      "retrieval_sentence": "该零件包含一个半径为32.5毫米的圆柱面，与电机与大臂外壳连接件3的对应圆柱面形成同轴配合。",
      "anchor_type": "interface",
      "anchor_id": "cylindrical_surface_group_14",
      "primary_view": "assembly_contact_fit",
      "pattern_type": "coaxial_cylindrical_fit",
      "inspection_card_refs": [
        "18.4.7",
        "18.7.4"
      ],
      "rule_id": "18.7.4",
      "rule_title": "能够在一次加工中得到的孔作为对中面效果",
      "retrieval_score": 74,
      "candidate_score_breakdown": {
        "bm25_semantic": 44,
        "bm25_raw_x100": 2251,
        "secondary_view_weak_match": 4,
        "semantic_role_weak_match": 2,
        "fact_tag_weak_match": 4,
        "function_weak_match": 2,
        "semantic_intent_penalty": -10,
        "inspection_card_targeted_lookup": 28
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "coaxial_hole_set",
          "single_setup_or_single_boring_path",
          "centering_requirement",
          "part_grouping"
        ],
        "bad_if": "若作为对中基准的孔分属多个台阶或零件且不能一次加工保证同轴，则判为对中精度风险。",
        "good_if": "若对中孔可在一次装夹、一次镗削或同一刀具路径中形成，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_39",
          "instance_name": "电机与大臂外壳连接件1-1",
          "review_scope": "part_design_required",
          "semantic_location": "零件另一侧圆柱配合区域",
          "evidence_refs": [
            "cylindrical_surface_group_14",
            "contact_电机与大臂外壳连接件1_1_face_30__电机与大臂外壳连接件3_1_face_16"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_highlights/component_39/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [
            "电机与大臂外壳连接件3-1:face#16"
          ],
          "roles": [
            "coaxial_mating_surface",
            "locating_surface"
          ],
          "measurements": {
            "radius_mm": 32.5,
            "diameter_mm": 65,
            "axial_overlap_mm": 8
          },
          "uncertainties": [
            "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_highlights/component_39/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "装配体高亮截图：component_39/best_oblique（电机与大臂外壳连接件1-1 (电机与大臂外壳连接件1)；电机与大臂外壳连接件1-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_39::component_39_cylindrical_surface_group_14",
      "component_id": "component_39",
      "instance_name": "电机与大臂外壳连接件1-1",
      "local_id": "lsu_003",
      "retrieval_sentence": "该零件包含一个半径为32.5毫米的圆柱面，与电机与大臂外壳连接件3的对应圆柱面形成同轴配合。",
      "anchor_type": "interface",
      "anchor_id": "cylindrical_surface_group_14",
      "primary_view": "assembly_contact_fit",
      "pattern_type": "coaxial_cylindrical_fit",
      "inspection_card_refs": [
        "18.4.7",
        "18.7.4"
      ],
      "rule_id": "18.5.3",
      "rule_title": "注意使零件有一次加工多个零件的可能性（二）",
      "retrieval_score": 54,
      "candidate_score_breakdown": {
        "bm25_semantic": 37,
        "bm25_raw_x100": 1345,
        "secondary_view_weak_match": 4,
        "semantic_role_weak_match": 2,
        "fact_tag_weak_match": 4,
        "function_weak_match": 2,
        "attribute_weak_match": 1,
        "semantic_intent_bonus": 4
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "integral_locating_part",
          "critical_length_or_face",
          "separable_locating_sleeve",
          "batch_grinding_feasibility"
        ],
        "bad_if": "若一体结构阻止关键尺寸面批量磨削/加工，而拆分后可批量加工，则判为批量加工性差。",
        "good_if": "若关键定位件可独立成批加工，连接件另作普通件，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_39",
          "instance_name": "电机与大臂外壳连接件1-1",
          "review_scope": "part_design_required",
          "semantic_location": "零件另一侧圆柱配合区域",
          "evidence_refs": [
            "cylindrical_surface_group_14",
            "contact_电机与大臂外壳连接件1_1_face_30__电机与大臂外壳连接件3_1_face_16"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_highlights/component_39/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [
            "电机与大臂外壳连接件3-1:face#16"
          ],
          "roles": [
            "coaxial_mating_surface",
            "locating_surface"
          ],
          "measurements": {
            "radius_mm": 32.5,
            "diameter_mm": 65,
            "axial_overlap_mm": 8
          },
          "uncertainties": [
            "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_highlights/component_39/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "装配体高亮截图：component_39/best_oblique（电机与大臂外壳连接件1-1 (电机与大臂外壳连接件1)；电机与大臂外壳连接件1-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_39::component_39_cylindrical_surface_group_14",
      "component_id": "component_39",
      "instance_name": "电机与大臂外壳连接件1-1",
      "local_id": "lsu_003",
      "retrieval_sentence": "该零件包含一个半径为32.5毫米的圆柱面，与电机与大臂外壳连接件3的对应圆柱面形成同轴配合。",
      "anchor_type": "interface",
      "anchor_id": "cylindrical_surface_group_14",
      "primary_view": "assembly_contact_fit",
      "pattern_type": "coaxial_cylindrical_fit",
      "inspection_card_refs": [
        "18.4.7",
        "18.7.4"
      ],
      "rule_id": "18.4.10",
      "rule_title": "避免不必要的精度要求",
      "retrieval_score": 50,
      "candidate_score_breakdown": {
        "bm25_semantic": 41,
        "bm25_raw_x100": 1837,
        "fact_tag_weak_match": 2,
        "function_weak_match": 2,
        "attribute_weak_match": 1,
        "semantic_intent_bonus": 4
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "precision_requirement",
          "fit_requirement",
          "functional_dependency",
          "tolerance_chain"
        ],
        "bad_if": "若精度/配合要求高于功能链需要，且引入额外垂直度、同轴度或表面质量要求，则判为不必要精度风险。",
        "good_if": "若精度要求能由装配功能、运动精度或寿命计算解释，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_39",
          "instance_name": "电机与大臂外壳连接件1-1",
          "review_scope": "part_design_required",
          "semantic_location": "零件另一侧圆柱配合区域",
          "evidence_refs": [
            "cylindrical_surface_group_14",
            "contact_电机与大臂外壳连接件1_1_face_30__电机与大臂外壳连接件3_1_face_16"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_highlights/component_39/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [
            "电机与大臂外壳连接件3-1:face#16"
          ],
          "roles": [
            "coaxial_mating_surface",
            "locating_surface"
          ],
          "measurements": {
            "radius_mm": 32.5,
            "diameter_mm": 65,
            "axial_overlap_mm": 8
          },
          "uncertainties": [
            "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_highlights/component_39/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "装配体高亮截图：component_39/best_oblique（电机与大臂外壳连接件1-1 (电机与大臂外壳连接件1)；电机与大臂外壳连接件1-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_39::component_39_cylindrical_surface_group_16",
      "component_id": "component_39",
      "instance_name": "电机与大臂外壳连接件1-1",
      "local_id": "lsu_004",
      "retrieval_sentence": "该零件包含一个半径为25毫米的圆柱面，与电机与大臂外壳连接件3的对应圆柱面形成同轴配合。",
      "anchor_type": "interface",
      "anchor_id": "cylindrical_surface_group_16",
      "primary_view": "assembly_contact_fit",
      "pattern_type": "coaxial_cylindrical_fit",
      "inspection_card_refs": [
        "18.4.7",
        "18.7.4"
      ],
      "rule_id": "18.4.7",
      "rule_title": "避免多个零件组合加工",
      "retrieval_score": 86,
      "candidate_score_breakdown": {
        "bm25_semantic": 60,
        "bm25_raw_x100": 6971,
        "secondary_view_weak_match": 4,
        "fact_tag_weak_match": 2,
        "function_weak_match": 2,
        "semantic_intent_penalty": -10,
        "inspection_card_targeted_lookup": 28
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "multi_part_assembly",
          "cross_part_hole_or_face",
          "requires_match_machining",
          "interchangeability_requirement"
        ],
        "bad_if": "若孔或面跨越多个零件并要求装配后共同加工才能满足位置，则判为互换性风险。",
        "good_if": "若各零件可分别加工并通过标准定位/连接保证装配功能，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_39",
          "instance_name": "电机与大臂外壳连接件1-1",
          "review_scope": "part_design_required",
          "semantic_location": "零件内部圆柱配合区域",
          "evidence_refs": [
            "cylindrical_surface_group_16",
            "contact_电机与大臂外壳连接件1_1_face_33__电机与大臂外壳连接件3_1_face_14"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_highlights/component_39/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [
            "电机与大臂外壳连接件3-1:face#14"
          ],
          "roles": [
            "coaxial_mating_surface",
            "locating_surface"
          ],
          "measurements": {
            "radius_mm": 25,
            "diameter_mm": 50,
            "axial_overlap_mm": 5
          },
          "uncertainties": [
            "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_highlights/component_39/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "装配体高亮截图：component_39/best_oblique（电机与大臂外壳连接件1-1 (电机与大臂外壳连接件1)；电机与大臂外壳连接件1-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_39::component_39_cylindrical_surface_group_16",
      "component_id": "component_39",
      "instance_name": "电机与大臂外壳连接件1-1",
      "local_id": "lsu_004",
      "retrieval_sentence": "该零件包含一个半径为25毫米的圆柱面，与电机与大臂外壳连接件3的对应圆柱面形成同轴配合。",
      "anchor_type": "interface",
      "anchor_id": "cylindrical_surface_group_16",
      "primary_view": "assembly_contact_fit",
      "pattern_type": "coaxial_cylindrical_fit",
      "inspection_card_refs": [
        "18.4.7",
        "18.7.4"
      ],
      "rule_id": "18.7.4",
      "rule_title": "能够在一次加工中得到的孔作为对中面效果",
      "retrieval_score": 74,
      "candidate_score_breakdown": {
        "bm25_semantic": 44,
        "bm25_raw_x100": 2251,
        "secondary_view_weak_match": 4,
        "semantic_role_weak_match": 2,
        "fact_tag_weak_match": 4,
        "function_weak_match": 2,
        "semantic_intent_penalty": -10,
        "inspection_card_targeted_lookup": 28
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "coaxial_hole_set",
          "single_setup_or_single_boring_path",
          "centering_requirement",
          "part_grouping"
        ],
        "bad_if": "若作为对中基准的孔分属多个台阶或零件且不能一次加工保证同轴，则判为对中精度风险。",
        "good_if": "若对中孔可在一次装夹、一次镗削或同一刀具路径中形成，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_39",
          "instance_name": "电机与大臂外壳连接件1-1",
          "review_scope": "part_design_required",
          "semantic_location": "零件内部圆柱配合区域",
          "evidence_refs": [
            "cylindrical_surface_group_16",
            "contact_电机与大臂外壳连接件1_1_face_33__电机与大臂外壳连接件3_1_face_14"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_highlights/component_39/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [
            "电机与大臂外壳连接件3-1:face#14"
          ],
          "roles": [
            "coaxial_mating_surface",
            "locating_surface"
          ],
          "measurements": {
            "radius_mm": 25,
            "diameter_mm": 50,
            "axial_overlap_mm": 5
          },
          "uncertainties": [
            "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_highlights/component_39/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "装配体高亮截图：component_39/best_oblique（电机与大臂外壳连接件1-1 (电机与大臂外壳连接件1)；电机与大臂外壳连接件1-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_39::component_39_cylindrical_surface_group_16",
      "component_id": "component_39",
      "instance_name": "电机与大臂外壳连接件1-1",
      "local_id": "lsu_004",
      "retrieval_sentence": "该零件包含一个半径为25毫米的圆柱面，与电机与大臂外壳连接件3的对应圆柱面形成同轴配合。",
      "anchor_type": "interface",
      "anchor_id": "cylindrical_surface_group_16",
      "primary_view": "assembly_contact_fit",
      "pattern_type": "coaxial_cylindrical_fit",
      "inspection_card_refs": [
        "18.4.7",
        "18.7.4"
      ],
      "rule_id": "18.5.3",
      "rule_title": "注意使零件有一次加工多个零件的可能性（二）",
      "retrieval_score": 54,
      "candidate_score_breakdown": {
        "bm25_semantic": 37,
        "bm25_raw_x100": 1345,
        "secondary_view_weak_match": 4,
        "semantic_role_weak_match": 2,
        "fact_tag_weak_match": 4,
        "function_weak_match": 2,
        "attribute_weak_match": 1,
        "semantic_intent_bonus": 4
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "integral_locating_part",
          "critical_length_or_face",
          "separable_locating_sleeve",
          "batch_grinding_feasibility"
        ],
        "bad_if": "若一体结构阻止关键尺寸面批量磨削/加工，而拆分后可批量加工，则判为批量加工性差。",
        "good_if": "若关键定位件可独立成批加工，连接件另作普通件，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_39",
          "instance_name": "电机与大臂外壳连接件1-1",
          "review_scope": "part_design_required",
          "semantic_location": "零件内部圆柱配合区域",
          "evidence_refs": [
            "cylindrical_surface_group_16",
            "contact_电机与大臂外壳连接件1_1_face_33__电机与大臂外壳连接件3_1_face_14"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_highlights/component_39/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [
            "电机与大臂外壳连接件3-1:face#14"
          ],
          "roles": [
            "coaxial_mating_surface",
            "locating_surface"
          ],
          "measurements": {
            "radius_mm": 25,
            "diameter_mm": 50,
            "axial_overlap_mm": 5
          },
          "uncertainties": [
            "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_highlights/component_39/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "装配体高亮截图：component_39/best_oblique（电机与大臂外壳连接件1-1 (电机与大臂外壳连接件1)；电机与大臂外壳连接件1-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_39::component_39_cylindrical_surface_group_16",
      "component_id": "component_39",
      "instance_name": "电机与大臂外壳连接件1-1",
      "local_id": "lsu_004",
      "retrieval_sentence": "该零件包含一个半径为25毫米的圆柱面，与电机与大臂外壳连接件3的对应圆柱面形成同轴配合。",
      "anchor_type": "interface",
      "anchor_id": "cylindrical_surface_group_16",
      "primary_view": "assembly_contact_fit",
      "pattern_type": "coaxial_cylindrical_fit",
      "inspection_card_refs": [
        "18.4.7",
        "18.7.4"
      ],
      "rule_id": "18.4.10",
      "rule_title": "避免不必要的精度要求",
      "retrieval_score": 50,
      "candidate_score_breakdown": {
        "bm25_semantic": 41,
        "bm25_raw_x100": 1837,
        "fact_tag_weak_match": 2,
        "function_weak_match": 2,
        "attribute_weak_match": 1,
        "semantic_intent_bonus": 4
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "precision_requirement",
          "fit_requirement",
          "functional_dependency",
          "tolerance_chain"
        ],
        "bad_if": "若精度/配合要求高于功能链需要，且引入额外垂直度、同轴度或表面质量要求，则判为不必要精度风险。",
        "good_if": "若精度要求能由装配功能、运动精度或寿命计算解释，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_39",
          "instance_name": "电机与大臂外壳连接件1-1",
          "review_scope": "part_design_required",
          "semantic_location": "零件内部圆柱配合区域",
          "evidence_refs": [
            "cylindrical_surface_group_16",
            "contact_电机与大臂外壳连接件1_1_face_33__电机与大臂外壳连接件3_1_face_14"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_highlights/component_39/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [
            "电机与大臂外壳连接件3-1:face#14"
          ],
          "roles": [
            "coaxial_mating_surface",
            "locating_surface"
          ],
          "measurements": {
            "radius_mm": 25,
            "diameter_mm": 50,
            "axial_overlap_mm": 5
          },
          "uncertainties": [
            "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_highlights/component_39/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "装配体高亮截图：component_39/best_oblique（电机与大臂外壳连接件1-1 (电机与大臂外壳连接件1)；电机与大臂外壳连接件1-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_39::component_39_planar_surface_candidate_3",
      "component_id": "component_39",
      "instance_name": "电机与大臂外壳连接件1-1",
      "local_id": "lsu_005",
      "retrieval_sentence": "该零件包含一个法向朝上的平面，与电机与大臂外壳连接件3的对应平面形成贴合接触。",
      "anchor_type": "interface",
      "anchor_id": "planar_surface_candidate_3",
      "primary_view": "assembly_contact_fit",
      "pattern_type": "planar_mating_face",
      "inspection_card_refs": [
        "18.4.7"
      ],
      "rule_id": "18.4.7",
      "rule_title": "避免多个零件组合加工",
      "retrieval_score": 88,
      "candidate_score_breakdown": {
        "bm25_semantic": 60,
        "bm25_raw_x100": 7184,
        "secondary_view_weak_match": 4,
        "semantic_role_weak_match": 2,
        "fact_tag_weak_match": 2,
        "function_weak_match": 2,
        "semantic_intent_penalty": -10,
        "inspection_card_targeted_lookup": 28
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "multi_part_assembly",
          "cross_part_hole_or_face",
          "requires_match_machining",
          "interchangeability_requirement"
        ],
        "bad_if": "若孔或面跨越多个零件并要求装配后共同加工才能满足位置，则判为互换性风险。",
        "good_if": "若各零件可分别加工并通过标准定位/连接保证装配功能，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_39",
          "instance_name": "电机与大臂外壳连接件1-1",
          "review_scope": "part_design_required",
          "semantic_location": "零件顶部平面接触区域",
          "evidence_refs": [
            "planar_surface_candidate_3",
            "contact_电机与大臂外壳连接件1_1_face_5__电机与大臂外壳连接件3_1_face_7"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_highlights/component_39/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [
            "电机与大臂外壳连接件3-1:face#7"
          ],
          "roles": [
            "planar_mating_face",
            "axial_locating_surface"
          ],
          "measurements": {
            "area_mm2": 3343.356
          },
          "uncertainties": [
            "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_highlights/component_39/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "装配体高亮截图：component_39/best_oblique（电机与大臂外壳连接件1-1 (电机与大臂外壳连接件1)；电机与大臂外壳连接件1-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_39::component_39_planar_surface_candidate_3",
      "component_id": "component_39",
      "instance_name": "电机与大臂外壳连接件1-1",
      "local_id": "lsu_005",
      "retrieval_sentence": "该零件包含一个法向朝上的平面，与电机与大臂外壳连接件3的对应平面形成贴合接触。",
      "anchor_type": "interface",
      "anchor_id": "planar_surface_candidate_3",
      "primary_view": "assembly_contact_fit",
      "pattern_type": "planar_mating_face",
      "inspection_card_refs": [
        "18.4.7"
      ],
      "rule_id": "18.3.2",
      "rule_title": "用平面磨或精刨代替刮研减速箱分箱面",
      "retrieval_score": 56,
      "candidate_score_breakdown": {
        "bm25_semantic": 48,
        "bm25_raw_x100": 3082,
        "secondary_view_weak_match": 4,
        "semantic_role_weak_match": 2,
        "fact_tag_weak_match": 4,
        "function_weak_match": 2,
        "semantic_intent_penalty": -4
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "split_joint_face",
          "large_planar_face",
          "machine_tool_access",
          "flatness_requirement"
        ],
        "bad_if": "若大型分箱面为功能密封/定位面且缺少可机加工基准或可达性，导致依赖刮研，则判为风险。",
        "good_if": "若分箱面为开阔平面，可由平面磨、精刨或铣削保证平面度，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_39",
          "instance_name": "电机与大臂外壳连接件1-1",
          "review_scope": "part_design_required",
          "semantic_location": "零件顶部平面接触区域",
          "evidence_refs": [
            "planar_surface_candidate_3",
            "contact_电机与大臂外壳连接件1_1_face_5__电机与大臂外壳连接件3_1_face_7"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_highlights/component_39/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [
            "电机与大臂外壳连接件3-1:face#7"
          ],
          "roles": [
            "planar_mating_face",
            "axial_locating_surface"
          ],
          "measurements": {
            "area_mm2": 3343.356
          },
          "uncertainties": [
            "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_highlights/component_39/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "装配体高亮截图：component_39/best_oblique（电机与大臂外壳连接件1-1 (电机与大臂外壳连接件1)；电机与大臂外壳连接件1-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_39::component_39_planar_surface_candidate_3",
      "component_id": "component_39",
      "instance_name": "电机与大臂外壳连接件1-1",
      "local_id": "lsu_005",
      "retrieval_sentence": "该零件包含一个法向朝上的平面，与电机与大臂外壳连接件3的对应平面形成贴合接触。",
      "anchor_type": "interface",
      "anchor_id": "planar_surface_candidate_3",
      "primary_view": "assembly_contact_fit",
      "pattern_type": "planar_mating_face",
      "inspection_card_refs": [
        "18.4.7"
      ],
      "rule_id": "18.2.4",
      "rule_title": "加工面与不加工面不应平齐",
      "retrieval_score": 52,
      "candidate_score_breakdown": {
        "bm25_semantic": 38,
        "bm25_raw_x100": 1464,
        "semantic_role_weak_match": 4,
        "fact_tag_weak_match": 4,
        "function_weak_match": 2,
        "semantic_intent_bonus": 4
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "assembly_contact_or_mate_face_pair",
          "face_area",
          "face_type_planar_or_curved",
          "adjacent_face_graph",
          "contact_patch_area_or_edge_span",
          "surrounding_non_contact_face_area_or_span",
          "step_height_between_local_face_and_surrounding_surface",
          "coplanar_or_near_coplanar_status",
          "unmachined_surface_label_or_cast_surface_candidate",
          "small_local_contact_face_candidate",
          "large_surrounding_non_contact_face_or_surface_candidate",
          "local_contact_face_inferred_as_machined",
          "surrounding_non_contact_surface_inferred_as_unmachined",
          "no_positive_step_or_raised_boss_between_local_and_surrounding_faces"
        ],
        "bad_if": "若一个局部面与其他零件存在接触/配合/定位等关系，因此被推断为加工面候选；同时该局部面面积远小于同一零件周围不接触表面，且两者无正向台阶/凸台分离，或台阶高度小于阈值，则判为加工面与不加工面平齐风险。",
        "good_if": "若局部接触加工面位于凸台或框形台阶上，且相对周围不接触的非加工表面有明确正向高度差，则通过。",
        "unknown_if": [
          "no_assembly_contact_or_mate_face_pair",
          "only_geometric_small_face_without_contact_evidence",
          "cannot_separate_local_contact_patch_from_surrounding_surface"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_39",
          "instance_name": "电机与大臂外壳连接件1-1",
          "review_scope": "part_design_required",
          "semantic_location": "零件顶部平面接触区域",
          "evidence_refs": [
            "planar_surface_candidate_3",
            "contact_电机与大臂外壳连接件1_1_face_5__电机与大臂外壳连接件3_1_face_7"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_highlights/component_39/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [
            "电机与大臂外壳连接件3-1:face#7"
          ],
          "roles": [
            "planar_mating_face",
            "axial_locating_surface"
          ],
          "measurements": {
            "area_mm2": 3343.356
          },
          "uncertainties": [
            "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_highlights/component_39/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "装配体高亮截图：component_39/best_oblique（电机与大臂外壳连接件1-1 (电机与大臂外壳连接件1)；电机与大臂外壳连接件1-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_39::component_39_planar_surface_candidate_3",
      "component_id": "component_39",
      "instance_name": "电机与大臂外壳连接件1-1",
      "local_id": "lsu_005",
      "retrieval_sentence": "该零件包含一个法向朝上的平面，与电机与大臂外壳连接件3的对应平面形成贴合接触。",
      "anchor_type": "interface",
      "anchor_id": "planar_surface_candidate_3",
      "primary_view": "assembly_contact_fit",
      "pattern_type": "planar_mating_face",
      "inspection_card_refs": [
        "18.4.7"
      ],
      "rule_id": "18.5.3",
      "rule_title": "注意使零件有一次加工多个零件的可能性（二）",
      "retrieval_score": 52,
      "candidate_score_breakdown": {
        "bm25_semantic": 36,
        "bm25_raw_x100": 1249,
        "secondary_view_weak_match": 4,
        "semantic_role_weak_match": 4,
        "fact_tag_weak_match": 2,
        "function_weak_match": 2,
        "semantic_intent_bonus": 4
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "integral_locating_part",
          "critical_length_or_face",
          "separable_locating_sleeve",
          "batch_grinding_feasibility"
        ],
        "bad_if": "若一体结构阻止关键尺寸面批量磨削/加工，而拆分后可批量加工，则判为批量加工性差。",
        "good_if": "若关键定位件可独立成批加工，连接件另作普通件，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_39",
          "instance_name": "电机与大臂外壳连接件1-1",
          "review_scope": "part_design_required",
          "semantic_location": "零件顶部平面接触区域",
          "evidence_refs": [
            "planar_surface_candidate_3",
            "contact_电机与大臂外壳连接件1_1_face_5__电机与大臂外壳连接件3_1_face_7"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_highlights/component_39/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [
            "电机与大臂外壳连接件3-1:face#7"
          ],
          "roles": [
            "planar_mating_face",
            "axial_locating_surface"
          ],
          "measurements": {
            "area_mm2": 3343.356
          },
          "uncertainties": [
            "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_highlights/component_39/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "装配体高亮截图：component_39/best_oblique（电机与大臂外壳连接件1-1 (电机与大臂外壳连接件1)；电机与大臂外壳连接件1-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_39::component_39_planar_surface_candidate_5",
      "component_id": "component_39",
      "instance_name": "电机与大臂外壳连接件1-1",
      "local_id": "lsu_006",
      "retrieval_sentence": "该零件包含一个法向朝下的平面，构成零件的底部边界。",
      "anchor_type": "feature",
      "anchor_id": "planar_surface_candidate_5",
      "primary_view": "part_local_shape",
      "pattern_type": "planar_boundary_face",
      "inspection_card_refs": [],
      "rule_id": "18.2.4",
      "rule_title": "加工面与不加工面不应平齐",
      "retrieval_score": 54,
      "candidate_score_breakdown": {
        "bm25_semantic": 41,
        "bm25_raw_x100": 1831,
        "semantic_role_weak_match": 4,
        "fact_tag_weak_match": 2,
        "function_weak_match": 2,
        "attribute_weak_match": 1,
        "semantic_intent_bonus": 4
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "assembly_contact_or_mate_face_pair",
          "face_area",
          "face_type_planar_or_curved",
          "adjacent_face_graph",
          "contact_patch_area_or_edge_span",
          "surrounding_non_contact_face_area_or_span",
          "step_height_between_local_face_and_surrounding_surface",
          "coplanar_or_near_coplanar_status",
          "unmachined_surface_label_or_cast_surface_candidate",
          "small_local_contact_face_candidate",
          "large_surrounding_non_contact_face_or_surface_candidate",
          "local_contact_face_inferred_as_machined",
          "surrounding_non_contact_surface_inferred_as_unmachined",
          "no_positive_step_or_raised_boss_between_local_and_surrounding_faces"
        ],
        "bad_if": "若一个局部面与其他零件存在接触/配合/定位等关系，因此被推断为加工面候选；同时该局部面面积远小于同一零件周围不接触表面，且两者无正向台阶/凸台分离，或台阶高度小于阈值，则判为加工面与不加工面平齐风险。",
        "good_if": "若局部接触加工面位于凸台或框形台阶上，且相对周围不接触的非加工表面有明确正向高度差，则通过。",
        "unknown_if": [
          "no_assembly_contact_or_mate_face_pair",
          "only_geometric_small_face_without_contact_evidence",
          "cannot_separate_local_contact_patch_from_surrounding_surface"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_39",
          "instance_name": "电机与大臂外壳连接件1-1",
          "review_scope": "part_design_required",
          "semantic_location": "零件底部平面区域",
          "evidence_refs": [
            "planar_surface_candidate_5"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_highlights/component_39/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [],
          "roles": [
            "boundary_face",
            "mounting_pad_candidate"
          ],
          "measurements": {
            "area_mm2": 2827.433
          },
          "uncertainties": [
            "no contact, fit, support, sealing, locating, tolerance or PMI evidence"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_highlights/component_39/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "装配体高亮截图：component_39/best_oblique（电机与大臂外壳连接件1-1 (电机与大臂外壳连接件1)；电机与大臂外壳连接件1-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_39::component_39_planar_surface_candidate_8",
      "component_id": "component_39",
      "instance_name": "电机与大臂外壳连接件1-1",
      "local_id": "lsu_001",
      "retrieval_sentence": "该零件顶部存在一个面积为1389.7平方毫米的向上平面，与电机与大臂外壳连接件3的对应平面紧密贴合，间隙为零。",
      "anchor_type": "interface",
      "anchor_id": "planar_surface_candidate_8",
      "primary_view": "assembly_contact_fit",
      "pattern_type": "planar_mating_face",
      "inspection_card_refs": [],
      "rule_id": "18.3.2",
      "rule_title": "用平面磨或精刨代替刮研减速箱分箱面",
      "retrieval_score": 59,
      "candidate_score_breakdown": {
        "bm25_semantic": 49,
        "bm25_raw_x100": 3116,
        "secondary_view_weak_match": 4,
        "semantic_role_weak_match": 4,
        "fact_tag_weak_match": 4,
        "function_weak_match": 2,
        "semantic_intent_penalty": -4
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "split_joint_face",
          "large_planar_face",
          "machine_tool_access",
          "flatness_requirement"
        ],
        "bad_if": "若大型分箱面为功能密封/定位面且缺少可机加工基准或可达性，导致依赖刮研，则判为风险。",
        "good_if": "若分箱面为开阔平面，可由平面磨、精刨或铣削保证平面度，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_39",
          "instance_name": "电机与大臂外壳连接件1-1",
          "review_scope": "part_design_required",
          "semantic_location": "零件顶部右侧区域",
          "evidence_refs": [
            "planar_surface_candidate_8",
            "电机与大臂外壳连接件1-1:face#5",
            "contact_电机与大臂外壳连接件1_1_face_5__电机与大臂外壳连接件3_1_face_7"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_highlights/component_39/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [
            "电机与大臂外壳连接件3-1:face#7"
          ],
          "roles": [
            "planar_mating_face",
            "load_transfer_surface"
          ],
          "measurements": {
            "area_mm2": 1389.698,
            "gap_mm": 0,
            "overlap_area_mm2": 1964.807
          },
          "uncertainties": [
            "缺少平面度公差和表面粗糙度要求"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_highlights/component_39/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "装配体高亮截图：component_39/best_oblique（电机与大臂外壳连接件1-1 (电机与大臂外壳连接件1)；电机与大臂外壳连接件1-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_39::component_39_planar_surface_candidate_8",
      "component_id": "component_39",
      "instance_name": "电机与大臂外壳连接件1-1",
      "local_id": "lsu_001",
      "retrieval_sentence": "该零件顶部存在一个面积为1389.7平方毫米的向上平面，与电机与大臂外壳连接件3的对应平面紧密贴合，间隙为零。",
      "anchor_type": "interface",
      "anchor_id": "planar_surface_candidate_8",
      "primary_view": "assembly_contact_fit",
      "pattern_type": "planar_mating_face",
      "inspection_card_refs": [],
      "rule_id": "18.2.4",
      "rule_title": "加工面与不加工面不应平齐",
      "retrieval_score": 55,
      "candidate_score_breakdown": {
        "bm25_semantic": 41,
        "bm25_raw_x100": 1803,
        "semantic_role_weak_match": 4,
        "fact_tag_weak_match": 4,
        "function_weak_match": 2,
        "semantic_intent_bonus": 4
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "assembly_contact_or_mate_face_pair",
          "face_area",
          "face_type_planar_or_curved",
          "adjacent_face_graph",
          "contact_patch_area_or_edge_span",
          "surrounding_non_contact_face_area_or_span",
          "step_height_between_local_face_and_surrounding_surface",
          "coplanar_or_near_coplanar_status",
          "unmachined_surface_label_or_cast_surface_candidate",
          "small_local_contact_face_candidate",
          "large_surrounding_non_contact_face_or_surface_candidate",
          "local_contact_face_inferred_as_machined",
          "surrounding_non_contact_surface_inferred_as_unmachined",
          "no_positive_step_or_raised_boss_between_local_and_surrounding_faces"
        ],
        "bad_if": "若一个局部面与其他零件存在接触/配合/定位等关系，因此被推断为加工面候选；同时该局部面面积远小于同一零件周围不接触表面，且两者无正向台阶/凸台分离，或台阶高度小于阈值，则判为加工面与不加工面平齐风险。",
        "good_if": "若局部接触加工面位于凸台或框形台阶上，且相对周围不接触的非加工表面有明确正向高度差，则通过。",
        "unknown_if": [
          "no_assembly_contact_or_mate_face_pair",
          "only_geometric_small_face_without_contact_evidence",
          "cannot_separate_local_contact_patch_from_surrounding_surface"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_39",
          "instance_name": "电机与大臂外壳连接件1-1",
          "review_scope": "part_design_required",
          "semantic_location": "零件顶部右侧区域",
          "evidence_refs": [
            "planar_surface_candidate_8",
            "电机与大臂外壳连接件1-1:face#5",
            "contact_电机与大臂外壳连接件1_1_face_5__电机与大臂外壳连接件3_1_face_7"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_highlights/component_39/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [
            "电机与大臂外壳连接件3-1:face#7"
          ],
          "roles": [
            "planar_mating_face",
            "load_transfer_surface"
          ],
          "measurements": {
            "area_mm2": 1389.698,
            "gap_mm": 0,
            "overlap_area_mm2": 1964.807
          },
          "uncertainties": [
            "缺少平面度公差和表面粗糙度要求"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_highlights/component_39/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "装配体高亮截图：component_39/best_oblique（电机与大臂外壳连接件1-1 (电机与大臂外壳连接件1)；电机与大臂外壳连接件1-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_39::component_39_planar_surface_candidate_8",
      "component_id": "component_39",
      "instance_name": "电机与大臂外壳连接件1-1",
      "local_id": "lsu_001",
      "retrieval_sentence": "该零件顶部存在一个面积为1389.7平方毫米的向上平面，与电机与大臂外壳连接件3的对应平面紧密贴合，间隙为零。",
      "anchor_type": "interface",
      "anchor_id": "planar_surface_candidate_8",
      "primary_view": "assembly_contact_fit",
      "pattern_type": "planar_mating_face",
      "inspection_card_refs": [],
      "rule_id": "18.2.3",
      "rule_title": "减小加工面的长度",
      "retrieval_score": 46,
      "candidate_score_breakdown": {
        "bm25_semantic": 54,
        "bm25_raw_x100": 4549,
        "semantic_role_weak_match": 4,
        "fact_tag_weak_match": 4,
        "function_weak_match": 2,
        "semantic_intent_penalty": -18
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "long_machined_cylindrical_or_planar_face",
          "functional_contact_span",
          "relief_or_clearance_region"
        ],
        "bad_if": "若长圆柱/平面配合面全长被推断为精加工，而中部无必要接触、支承或定位功能，则判为加工面过长风险。",
        "good_if": "若长配合结构被分解为短配合带并有中间 relief/让空区，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_39",
          "instance_name": "电机与大臂外壳连接件1-1",
          "review_scope": "part_design_required",
          "semantic_location": "零件顶部右侧区域",
          "evidence_refs": [
            "planar_surface_candidate_8",
            "电机与大臂外壳连接件1-1:face#5",
            "contact_电机与大臂外壳连接件1_1_face_5__电机与大臂外壳连接件3_1_face_7"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_highlights/component_39/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [
            "电机与大臂外壳连接件3-1:face#7"
          ],
          "roles": [
            "planar_mating_face",
            "load_transfer_surface"
          ],
          "measurements": {
            "area_mm2": 1389.698,
            "gap_mm": 0,
            "overlap_area_mm2": 1964.807
          },
          "uncertainties": [
            "缺少平面度公差和表面粗糙度要求"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_highlights/component_39/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "装配体高亮截图：component_39/best_oblique（电机与大臂外壳连接件1-1 (电机与大臂外壳连接件1)；电机与大臂外壳连接件1-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_39::component_39_planar_surface_candidate_8",
      "component_id": "component_39",
      "instance_name": "电机与大臂外壳连接件1-1",
      "local_id": "lsu_001",
      "retrieval_sentence": "该零件顶部存在一个面积为1389.7平方毫米的向上平面，与电机与大臂外壳连接件3的对应平面紧密贴合，间隙为零。",
      "anchor_type": "interface",
      "anchor_id": "planar_surface_candidate_8",
      "primary_view": "assembly_contact_fit",
      "pattern_type": "planar_mating_face",
      "inspection_card_refs": [],
      "rule_id": "18.5.3",
      "rule_title": "注意使零件有一次加工多个零件的可能性（二）",
      "retrieval_score": 45,
      "candidate_score_breakdown": {
        "bm25_semantic": 43,
        "bm25_raw_x100": 2085,
        "semantic_role_weak_match": 4,
        "function_weak_match": 2,
        "semantic_intent_penalty": -4
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "integral_locating_part",
          "critical_length_or_face",
          "separable_locating_sleeve",
          "batch_grinding_feasibility"
        ],
        "bad_if": "若一体结构阻止关键尺寸面批量磨削/加工，而拆分后可批量加工，则判为批量加工性差。",
        "good_if": "若关键定位件可独立成批加工，连接件另作普通件，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_39",
          "instance_name": "电机与大臂外壳连接件1-1",
          "review_scope": "part_design_required",
          "semantic_location": "零件顶部右侧区域",
          "evidence_refs": [
            "planar_surface_candidate_8",
            "电机与大臂外壳连接件1-1:face#5",
            "contact_电机与大臂外壳连接件1_1_face_5__电机与大臂外壳连接件3_1_face_7"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_highlights/component_39/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [
            "电机与大臂外壳连接件3-1:face#7"
          ],
          "roles": [
            "planar_mating_face",
            "load_transfer_surface"
          ],
          "measurements": {
            "area_mm2": 1389.698,
            "gap_mm": 0,
            "overlap_area_mm2": 1964.807
          },
          "uncertainties": [
            "缺少平面度公差和表面粗糙度要求"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_highlights/component_39/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "装配体高亮截图：component_39/best_oblique（电机与大臂外壳连接件1-1 (电机与大臂外壳连接件1)；电机与大臂外壳连接件1-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_39::component_39_planar_surface_candidate_9",
      "component_id": "component_39",
      "instance_name": "电机与大臂外壳连接件1-1",
      "local_id": "lsu_002",
      "retrieval_sentence": "该零件顶部另一侧存在一个面积为1389.7平方毫米的向上平面，与电机与大臂外壳连接件3的对应平面紧密贴合，间隙为零。",
      "anchor_type": "interface",
      "anchor_id": "planar_surface_candidate_9",
      "primary_view": "assembly_contact_fit",
      "pattern_type": "planar_mating_face",
      "inspection_card_refs": [],
      "rule_id": "18.3.2",
      "rule_title": "用平面磨或精刨代替刮研减速箱分箱面",
      "retrieval_score": 59,
      "candidate_score_breakdown": {
        "bm25_semantic": 49,
        "bm25_raw_x100": 3116,
        "secondary_view_weak_match": 4,
        "semantic_role_weak_match": 4,
        "fact_tag_weak_match": 4,
        "function_weak_match": 2,
        "semantic_intent_penalty": -4
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "split_joint_face",
          "large_planar_face",
          "machine_tool_access",
          "flatness_requirement"
        ],
        "bad_if": "若大型分箱面为功能密封/定位面且缺少可机加工基准或可达性，导致依赖刮研，则判为风险。",
        "good_if": "若分箱面为开阔平面，可由平面磨、精刨或铣削保证平面度，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_39",
          "instance_name": "电机与大臂外壳连接件1-1",
          "review_scope": "part_design_required",
          "semantic_location": "零件顶部左侧区域",
          "evidence_refs": [
            "planar_surface_candidate_9",
            "电机与大臂外壳连接件1-1:face#6",
            "contact_电机与大臂外壳连接件1_1_face_6__电机与大臂外壳连接件3_1_face_6"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_highlights/component_39/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [
            "电机与大臂外壳连接件3-1:face#6"
          ],
          "roles": [
            "planar_mating_face",
            "load_transfer_surface"
          ],
          "measurements": {
            "area_mm2": 1389.698,
            "gap_mm": 0,
            "overlap_area_mm2": 1964.807
          },
          "uncertainties": [
            "缺少平面度公差和表面粗糙度要求"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_highlights/component_39/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "装配体高亮截图：component_39/best_oblique（电机与大臂外壳连接件1-1 (电机与大臂外壳连接件1)；电机与大臂外壳连接件1-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_39::component_39_planar_surface_candidate_9",
      "component_id": "component_39",
      "instance_name": "电机与大臂外壳连接件1-1",
      "local_id": "lsu_002",
      "retrieval_sentence": "该零件顶部另一侧存在一个面积为1389.7平方毫米的向上平面，与电机与大臂外壳连接件3的对应平面紧密贴合，间隙为零。",
      "anchor_type": "interface",
      "anchor_id": "planar_surface_candidate_9",
      "primary_view": "assembly_contact_fit",
      "pattern_type": "planar_mating_face",
      "inspection_card_refs": [],
      "rule_id": "18.2.4",
      "rule_title": "加工面与不加工面不应平齐",
      "retrieval_score": 55,
      "candidate_score_breakdown": {
        "bm25_semantic": 41,
        "bm25_raw_x100": 1803,
        "semantic_role_weak_match": 4,
        "fact_tag_weak_match": 4,
        "function_weak_match": 2,
        "semantic_intent_bonus": 4
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "assembly_contact_or_mate_face_pair",
          "face_area",
          "face_type_planar_or_curved",
          "adjacent_face_graph",
          "contact_patch_area_or_edge_span",
          "surrounding_non_contact_face_area_or_span",
          "step_height_between_local_face_and_surrounding_surface",
          "coplanar_or_near_coplanar_status",
          "unmachined_surface_label_or_cast_surface_candidate",
          "small_local_contact_face_candidate",
          "large_surrounding_non_contact_face_or_surface_candidate",
          "local_contact_face_inferred_as_machined",
          "surrounding_non_contact_surface_inferred_as_unmachined",
          "no_positive_step_or_raised_boss_between_local_and_surrounding_faces"
        ],
        "bad_if": "若一个局部面与其他零件存在接触/配合/定位等关系，因此被推断为加工面候选；同时该局部面面积远小于同一零件周围不接触表面，且两者无正向台阶/凸台分离，或台阶高度小于阈值，则判为加工面与不加工面平齐风险。",
        "good_if": "若局部接触加工面位于凸台或框形台阶上，且相对周围不接触的非加工表面有明确正向高度差，则通过。",
        "unknown_if": [
          "no_assembly_contact_or_mate_face_pair",
          "only_geometric_small_face_without_contact_evidence",
          "cannot_separate_local_contact_patch_from_surrounding_surface"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_39",
          "instance_name": "电机与大臂外壳连接件1-1",
          "review_scope": "part_design_required",
          "semantic_location": "零件顶部左侧区域",
          "evidence_refs": [
            "planar_surface_candidate_9",
            "电机与大臂外壳连接件1-1:face#6",
            "contact_电机与大臂外壳连接件1_1_face_6__电机与大臂外壳连接件3_1_face_6"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_highlights/component_39/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [
            "电机与大臂外壳连接件3-1:face#6"
          ],
          "roles": [
            "planar_mating_face",
            "load_transfer_surface"
          ],
          "measurements": {
            "area_mm2": 1389.698,
            "gap_mm": 0,
            "overlap_area_mm2": 1964.807
          },
          "uncertainties": [
            "缺少平面度公差和表面粗糙度要求"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_highlights/component_39/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "装配体高亮截图：component_39/best_oblique（电机与大臂外壳连接件1-1 (电机与大臂外壳连接件1)；电机与大臂外壳连接件1-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_39::component_39_planar_surface_candidate_9",
      "component_id": "component_39",
      "instance_name": "电机与大臂外壳连接件1-1",
      "local_id": "lsu_002",
      "retrieval_sentence": "该零件顶部另一侧存在一个面积为1389.7平方毫米的向上平面，与电机与大臂外壳连接件3的对应平面紧密贴合，间隙为零。",
      "anchor_type": "interface",
      "anchor_id": "planar_surface_candidate_9",
      "primary_view": "assembly_contact_fit",
      "pattern_type": "planar_mating_face",
      "inspection_card_refs": [],
      "rule_id": "18.2.3",
      "rule_title": "减小加工面的长度",
      "retrieval_score": 46,
      "candidate_score_breakdown": {
        "bm25_semantic": 54,
        "bm25_raw_x100": 4549,
        "semantic_role_weak_match": 4,
        "fact_tag_weak_match": 4,
        "function_weak_match": 2,
        "semantic_intent_penalty": -18
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "long_machined_cylindrical_or_planar_face",
          "functional_contact_span",
          "relief_or_clearance_region"
        ],
        "bad_if": "若长圆柱/平面配合面全长被推断为精加工，而中部无必要接触、支承或定位功能，则判为加工面过长风险。",
        "good_if": "若长配合结构被分解为短配合带并有中间 relief/让空区，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_39",
          "instance_name": "电机与大臂外壳连接件1-1",
          "review_scope": "part_design_required",
          "semantic_location": "零件顶部左侧区域",
          "evidence_refs": [
            "planar_surface_candidate_9",
            "电机与大臂外壳连接件1-1:face#6",
            "contact_电机与大臂外壳连接件1_1_face_6__电机与大臂外壳连接件3_1_face_6"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_highlights/component_39/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [
            "电机与大臂外壳连接件3-1:face#6"
          ],
          "roles": [
            "planar_mating_face",
            "load_transfer_surface"
          ],
          "measurements": {
            "area_mm2": 1389.698,
            "gap_mm": 0,
            "overlap_area_mm2": 1964.807
          },
          "uncertainties": [
            "缺少平面度公差和表面粗糙度要求"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_highlights/component_39/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "装配体高亮截图：component_39/best_oblique（电机与大臂外壳连接件1-1 (电机与大臂外壳连接件1)；电机与大臂外壳连接件1-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_39::component_39_planar_surface_candidate_9",
      "component_id": "component_39",
      "instance_name": "电机与大臂外壳连接件1-1",
      "local_id": "lsu_002",
      "retrieval_sentence": "该零件顶部另一侧存在一个面积为1389.7平方毫米的向上平面，与电机与大臂外壳连接件3的对应平面紧密贴合，间隙为零。",
      "anchor_type": "interface",
      "anchor_id": "planar_surface_candidate_9",
      "primary_view": "assembly_contact_fit",
      "pattern_type": "planar_mating_face",
      "inspection_card_refs": [],
      "rule_id": "18.5.3",
      "rule_title": "注意使零件有一次加工多个零件的可能性（二）",
      "retrieval_score": 45,
      "candidate_score_breakdown": {
        "bm25_semantic": 43,
        "bm25_raw_x100": 2085,
        "semantic_role_weak_match": 4,
        "function_weak_match": 2,
        "semantic_intent_penalty": -4
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "integral_locating_part",
          "critical_length_or_face",
          "separable_locating_sleeve",
          "batch_grinding_feasibility"
        ],
        "bad_if": "若一体结构阻止关键尺寸面批量磨削/加工，而拆分后可批量加工，则判为批量加工性差。",
        "good_if": "若关键定位件可独立成批加工，连接件另作普通件，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_39",
          "instance_name": "电机与大臂外壳连接件1-1",
          "review_scope": "part_design_required",
          "semantic_location": "零件顶部左侧区域",
          "evidence_refs": [
            "planar_surface_candidate_9",
            "电机与大臂外壳连接件1-1:face#6",
            "contact_电机与大臂外壳连接件1_1_face_6__电机与大臂外壳连接件3_1_face_6"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_highlights/component_39/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [
            "电机与大臂外壳连接件3-1:face#6"
          ],
          "roles": [
            "planar_mating_face",
            "load_transfer_surface"
          ],
          "measurements": {
            "area_mm2": 1389.698,
            "gap_mm": 0,
            "overlap_area_mm2": 1964.807
          },
          "uncertainties": [
            "缺少平面度公差和表面粗糙度要求"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_highlights/component_39/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "装配体高亮截图：component_39/best_oblique（电机与大臂外壳连接件1-1 (电机与大臂外壳连接件1)；电机与大臂外壳连接件1-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_41::component_41_hole_group_4_fastener_pair",
      "component_id": "component_41",
      "instance_name": "电机与大臂外壳连接件3-1",
      "local_id": "lsu_001",
      "retrieval_sentence": "该零件上存在两个直径8毫米的平行孔，孔间距80毫米，轴线沿Z方向，位于与减速器连接法兰配合的平面上。",
      "anchor_type": "interface",
      "anchor_id": "hole_group_4",
      "primary_view": "assembly_contact_fit",
      "pattern_type": "coplanar_parallel_hole_pair",
      "inspection_card_refs": [
        "18.4.7",
        "18.7.4"
      ],
      "rule_id": "18.4.7",
      "rule_title": "避免多个零件组合加工",
      "retrieval_score": 82,
      "candidate_score_breakdown": {
        "bm25_semantic": 44,
        "bm25_raw_x100": 2155,
        "semantic_role_weak_match": 4,
        "fact_tag_weak_match": 2,
        "function_weak_match": 4,
        "inspection_card_targeted_lookup": 28
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "multi_part_assembly",
          "cross_part_hole_or_face",
          "requires_match_machining",
          "interchangeability_requirement"
        ],
        "bad_if": "若孔或面跨越多个零件并要求装配后共同加工才能满足位置，则判为互换性风险。",
        "good_if": "若各零件可分别加工并通过标准定位/连接保证装配功能，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_41",
          "instance_name": "电机与大臂外壳连接件3-1",
          "review_scope": "part_design_required",
          "semantic_location": "零件配合平面区域",
          "evidence_refs": [
            "hole_group_4",
            "电机与大臂外壳连接件3-1:face#3",
            "电机与大臂外壳连接件3-1:face#4",
            "assembly_mate_14"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_contexts/component_41/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [],
          "roles": [
            "fastener_hole",
            "assembly_locating"
          ],
          "measurements": {
            "diameter_mm": 8,
            "radius_mm": 4,
            "spacing_mm": 80,
            "axis": [
              0,
              0,
              -1
            ]
          },
          "uncertainties": [
            "孔的贯通性未确认",
            "入口面是否有沉头或锪平未确认"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_contexts/component_41/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "组件上下文截图：component_41/best_oblique（电机与大臂外壳连接件3-1 (电机与大臂外壳连接件3)；电机与大臂外壳连接件3-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_41::component_41_hole_group_4_fastener_pair",
      "component_id": "component_41",
      "instance_name": "电机与大臂外壳连接件3-1",
      "local_id": "lsu_001",
      "retrieval_sentence": "该零件上存在两个直径8毫米的平行孔，孔间距80毫米，轴线沿Z方向，位于与减速器连接法兰配合的平面上。",
      "anchor_type": "interface",
      "anchor_id": "hole_group_4",
      "primary_view": "assembly_contact_fit",
      "pattern_type": "coplanar_parallel_hole_pair",
      "inspection_card_refs": [
        "18.4.7",
        "18.7.4"
      ],
      "rule_id": "18.2.7",
      "rule_title": "避免加工中的多次固定",
      "retrieval_score": 64,
      "candidate_score_breakdown": {
        "bm25_semantic": 54,
        "bm25_raw_x100": 4793,
        "function_weak_match": 2,
        "semantic_intent_bonus": 8
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "machined_face_set",
          "fixture_direction_candidates",
          "required_relative_accuracy",
          "setup_count_estimate"
        ],
        "bad_if": "若同一零件的多个功能加工面需要相互保证位置精度，却分布在必须多次装夹的方向上，则判为多次固定风险。",
        "good_if": "若主要加工面在一次装夹或同一基准体系下可加工，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_41",
          "instance_name": "电机与大臂外壳连接件3-1",
          "review_scope": "part_design_required",
          "semantic_location": "零件配合平面区域",
          "evidence_refs": [
            "hole_group_4",
            "电机与大臂外壳连接件3-1:face#3",
            "电机与大臂外壳连接件3-1:face#4",
            "assembly_mate_14"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_contexts/component_41/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [],
          "roles": [
            "fastener_hole",
            "assembly_locating"
          ],
          "measurements": {
            "diameter_mm": 8,
            "radius_mm": 4,
            "spacing_mm": 80,
            "axis": [
              0,
              0,
              -1
            ]
          },
          "uncertainties": [
            "孔的贯通性未确认",
            "入口面是否有沉头或锪平未确认"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_contexts/component_41/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "组件上下文截图：component_41/best_oblique（电机与大臂外壳连接件3-1 (电机与大臂外壳连接件3)；电机与大臂外壳连接件3-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_41::component_41_hole_group_4_fastener_pair",
      "component_id": "component_41",
      "instance_name": "电机与大臂外壳连接件3-1",
      "local_id": "lsu_001",
      "retrieval_sentence": "该零件上存在两个直径8毫米的平行孔，孔间距80毫米，轴线沿Z方向，位于与减速器连接法兰配合的平面上。",
      "anchor_type": "interface",
      "anchor_id": "hole_group_4",
      "primary_view": "assembly_contact_fit",
      "pattern_type": "coplanar_parallel_hole_pair",
      "inspection_card_refs": [
        "18.4.7",
        "18.7.4"
      ],
      "rule_id": "18.6.5",
      "rule_title": "避免在斜面上钻孔",
      "retrieval_score": 54,
      "candidate_score_breakdown": {
        "bm25_semantic": 40,
        "bm25_raw_x100": 1628,
        "semantic_role_weak_match": 2,
        "fact_tag_weak_match": 4,
        "semantic_intent_bonus": 8
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "hole_axis",
          "entry_face_normal",
          "axis_to_face_angle",
          "spotface_or_flat_pad"
        ],
        "bad_if": "若孔轴与入口面法向夹角过大且无沉台/平面入口，则判为斜面钻孔风险。",
        "good_if": "若孔入口为垂直于孔轴的平面、沉台或导向面，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_41",
          "instance_name": "电机与大臂外壳连接件3-1",
          "review_scope": "part_design_required",
          "semantic_location": "零件配合平面区域",
          "evidence_refs": [
            "hole_group_4",
            "电机与大臂外壳连接件3-1:face#3",
            "电机与大臂外壳连接件3-1:face#4",
            "assembly_mate_14"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_contexts/component_41/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [],
          "roles": [
            "fastener_hole",
            "assembly_locating"
          ],
          "measurements": {
            "diameter_mm": 8,
            "radius_mm": 4,
            "spacing_mm": 80,
            "axis": [
              0,
              0,
              -1
            ]
          },
          "uncertainties": [
            "孔的贯通性未确认",
            "入口面是否有沉头或锪平未确认"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_contexts/component_41/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "组件上下文截图：component_41/best_oblique（电机与大臂外壳连接件3-1 (电机与大臂外壳连接件3)；电机与大臂外壳连接件3-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_41::component_41_hole_group_4_fastener_pair",
      "component_id": "component_41",
      "instance_name": "电机与大臂外壳连接件3-1",
      "local_id": "lsu_001",
      "retrieval_sentence": "该零件上存在两个直径8毫米的平行孔，孔间距80毫米，轴线沿Z方向，位于与减速器连接法兰配合的平面上。",
      "anchor_type": "interface",
      "anchor_id": "hole_group_4",
      "primary_view": "assembly_contact_fit",
      "pattern_type": "coplanar_parallel_hole_pair",
      "inspection_card_refs": [
        "18.4.7",
        "18.7.4"
      ],
      "rule_id": "18.7.4",
      "rule_title": "能够在一次加工中得到的孔作为对中面效果",
      "retrieval_score": 48,
      "candidate_score_breakdown": {
        "bm25_semantic": 28,
        "bm25_raw_x100": 654,
        "semantic_role_weak_match": 2,
        "fact_tag_weak_match": 2,
        "semantic_intent_penalty": -12,
        "inspection_card_targeted_lookup": 28
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "coaxial_hole_set",
          "single_setup_or_single_boring_path",
          "centering_requirement",
          "part_grouping"
        ],
        "bad_if": "若作为对中基准的孔分属多个台阶或零件且不能一次加工保证同轴，则判为对中精度风险。",
        "good_if": "若对中孔可在一次装夹、一次镗削或同一刀具路径中形成，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_41",
          "instance_name": "电机与大臂外壳连接件3-1",
          "review_scope": "part_design_required",
          "semantic_location": "零件配合平面区域",
          "evidence_refs": [
            "hole_group_4",
            "电机与大臂外壳连接件3-1:face#3",
            "电机与大臂外壳连接件3-1:face#4",
            "assembly_mate_14"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_contexts/component_41/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [],
          "roles": [
            "fastener_hole",
            "assembly_locating"
          ],
          "measurements": {
            "diameter_mm": 8,
            "radius_mm": 4,
            "spacing_mm": 80,
            "axis": [
              0,
              0,
              -1
            ]
          },
          "uncertainties": [
            "孔的贯通性未确认",
            "入口面是否有沉头或锪平未确认"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_contexts/component_41/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "组件上下文截图：component_41/best_oblique（电机与大臂外壳连接件3-1 (电机与大臂外壳连接件3)；电机与大臂外壳连接件3-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_41::component_41_hole_group_10_fastener_pair",
      "component_id": "component_41",
      "instance_name": "电机与大臂外壳连接件3-1",
      "local_id": "lsu_002",
      "retrieval_sentence": "该零件上存在两个直径18毫米的平行孔，孔间距79毫米，轴线沿Z方向，位于零件另一侧配合面上。",
      "anchor_type": "interface",
      "anchor_id": "hole_group_10",
      "primary_view": "assembly_contact_fit",
      "pattern_type": "coplanar_parallel_hole_pair",
      "inspection_card_refs": [
        "18.4.7",
        "18.7.4"
      ],
      "rule_id": "18.4.7",
      "rule_title": "避免多个零件组合加工",
      "retrieval_score": 80,
      "candidate_score_breakdown": {
        "bm25_semantic": 39,
        "bm25_raw_x100": 1553,
        "semantic_role_weak_match": 6,
        "fact_tag_weak_match": 2,
        "function_weak_match": 4,
        "measurement_weak_match": 1,
        "inspection_card_targeted_lookup": 28
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "multi_part_assembly",
          "cross_part_hole_or_face",
          "requires_match_machining",
          "interchangeability_requirement"
        ],
        "bad_if": "若孔或面跨越多个零件并要求装配后共同加工才能满足位置，则判为互换性风险。",
        "good_if": "若各零件可分别加工并通过标准定位/连接保证装配功能，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_41",
          "instance_name": "电机与大臂外壳连接件3-1",
          "review_scope": "part_design_required",
          "semantic_location": "零件另一侧配合面区域",
          "evidence_refs": [
            "hole_group_10",
            "电机与大臂外壳连接件3-1:face#18",
            "电机与大臂外壳连接件3-1:face#20"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_contexts/component_41/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [],
          "roles": [
            "fastener_hole",
            "locating_hole"
          ],
          "measurements": {
            "diameter_mm": 18,
            "radius_mm": 9,
            "spacing_mm": 79,
            "axis": [
              0,
              0,
              1
            ]
          },
          "uncertainties": [
            "孔的贯通性未确认",
            "入口面是否有沉头或锪平未确认",
            "与相邻零件的配合关系未明确"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_contexts/component_41/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "组件上下文截图：component_41/best_oblique（电机与大臂外壳连接件3-1 (电机与大臂外壳连接件3)；电机与大臂外壳连接件3-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_41::component_41_hole_group_10_fastener_pair",
      "component_id": "component_41",
      "instance_name": "电机与大臂外壳连接件3-1",
      "local_id": "lsu_002",
      "retrieval_sentence": "该零件上存在两个直径18毫米的平行孔，孔间距79毫米，轴线沿Z方向，位于零件另一侧配合面上。",
      "anchor_type": "interface",
      "anchor_id": "hole_group_10",
      "primary_view": "assembly_contact_fit",
      "pattern_type": "coplanar_parallel_hole_pair",
      "inspection_card_refs": [
        "18.4.7",
        "18.7.4"
      ],
      "rule_id": "18.2.4",
      "rule_title": "加工面与不加工面不应平齐",
      "retrieval_score": 62,
      "candidate_score_breakdown": {
        "bm25_semantic": 50,
        "bm25_raw_x100": 3353,
        "semantic_role_weak_match": 2,
        "fact_tag_weak_match": 4,
        "function_weak_match": 2,
        "semantic_intent_bonus": 4
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "assembly_contact_or_mate_face_pair",
          "face_area",
          "face_type_planar_or_curved",
          "adjacent_face_graph",
          "contact_patch_area_or_edge_span",
          "surrounding_non_contact_face_area_or_span",
          "step_height_between_local_face_and_surrounding_surface",
          "coplanar_or_near_coplanar_status",
          "unmachined_surface_label_or_cast_surface_candidate",
          "small_local_contact_face_candidate",
          "large_surrounding_non_contact_face_or_surface_candidate",
          "local_contact_face_inferred_as_machined",
          "surrounding_non_contact_surface_inferred_as_unmachined",
          "no_positive_step_or_raised_boss_between_local_and_surrounding_faces"
        ],
        "bad_if": "若一个局部面与其他零件存在接触/配合/定位等关系，因此被推断为加工面候选；同时该局部面面积远小于同一零件周围不接触表面，且两者无正向台阶/凸台分离，或台阶高度小于阈值，则判为加工面与不加工面平齐风险。",
        "good_if": "若局部接触加工面位于凸台或框形台阶上，且相对周围不接触的非加工表面有明确正向高度差，则通过。",
        "unknown_if": [
          "no_assembly_contact_or_mate_face_pair",
          "only_geometric_small_face_without_contact_evidence",
          "cannot_separate_local_contact_patch_from_surrounding_surface"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_41",
          "instance_name": "电机与大臂外壳连接件3-1",
          "review_scope": "part_design_required",
          "semantic_location": "零件另一侧配合面区域",
          "evidence_refs": [
            "hole_group_10",
            "电机与大臂外壳连接件3-1:face#18",
            "电机与大臂外壳连接件3-1:face#20"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_contexts/component_41/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [],
          "roles": [
            "fastener_hole",
            "locating_hole"
          ],
          "measurements": {
            "diameter_mm": 18,
            "radius_mm": 9,
            "spacing_mm": 79,
            "axis": [
              0,
              0,
              1
            ]
          },
          "uncertainties": [
            "孔的贯通性未确认",
            "入口面是否有沉头或锪平未确认",
            "与相邻零件的配合关系未明确"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_contexts/component_41/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "组件上下文截图：component_41/best_oblique（电机与大臂外壳连接件3-1 (电机与大臂外壳连接件3)；电机与大臂外壳连接件3-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_41::component_41_hole_group_10_fastener_pair",
      "component_id": "component_41",
      "instance_name": "电机与大臂外壳连接件3-1",
      "local_id": "lsu_002",
      "retrieval_sentence": "该零件上存在两个直径18毫米的平行孔，孔间距79毫米，轴线沿Z方向，位于零件另一侧配合面上。",
      "anchor_type": "interface",
      "anchor_id": "hole_group_10",
      "primary_view": "assembly_contact_fit",
      "pattern_type": "coplanar_parallel_hole_pair",
      "inspection_card_refs": [
        "18.4.7",
        "18.7.4"
      ],
      "rule_id": "18.6.5",
      "rule_title": "避免在斜面上钻孔",
      "retrieval_score": 51,
      "candidate_score_breakdown": {
        "bm25_semantic": 32,
        "bm25_raw_x100": 902,
        "semantic_role_weak_match": 4,
        "fact_tag_weak_match": 4,
        "function_weak_match": 2,
        "measurement_weak_match": 1,
        "semantic_intent_bonus": 8
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "hole_axis",
          "entry_face_normal",
          "axis_to_face_angle",
          "spotface_or_flat_pad"
        ],
        "bad_if": "若孔轴与入口面法向夹角过大且无沉台/平面入口，则判为斜面钻孔风险。",
        "good_if": "若孔入口为垂直于孔轴的平面、沉台或导向面，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_41",
          "instance_name": "电机与大臂外壳连接件3-1",
          "review_scope": "part_design_required",
          "semantic_location": "零件另一侧配合面区域",
          "evidence_refs": [
            "hole_group_10",
            "电机与大臂外壳连接件3-1:face#18",
            "电机与大臂外壳连接件3-1:face#20"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_contexts/component_41/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [],
          "roles": [
            "fastener_hole",
            "locating_hole"
          ],
          "measurements": {
            "diameter_mm": 18,
            "radius_mm": 9,
            "spacing_mm": 79,
            "axis": [
              0,
              0,
              1
            ]
          },
          "uncertainties": [
            "孔的贯通性未确认",
            "入口面是否有沉头或锪平未确认",
            "与相邻零件的配合关系未明确"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_contexts/component_41/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "组件上下文截图：component_41/best_oblique（电机与大臂外壳连接件3-1 (电机与大臂外壳连接件3)；电机与大臂外壳连接件3-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_41::component_41_hole_group_10_fastener_pair",
      "component_id": "component_41",
      "instance_name": "电机与大臂外壳连接件3-1",
      "local_id": "lsu_002",
      "retrieval_sentence": "该零件上存在两个直径18毫米的平行孔，孔间距79毫米，轴线沿Z方向，位于零件另一侧配合面上。",
      "anchor_type": "interface",
      "anchor_id": "hole_group_10",
      "primary_view": "assembly_contact_fit",
      "pattern_type": "coplanar_parallel_hole_pair",
      "inspection_card_refs": [
        "18.4.7",
        "18.7.4"
      ],
      "rule_id": "18.7.4",
      "rule_title": "能够在一次加工中得到的孔作为对中面效果",
      "retrieval_score": 48,
      "candidate_score_breakdown": {
        "bm25_semantic": 25,
        "bm25_raw_x100": 494,
        "semantic_role_weak_match": 4,
        "fact_tag_weak_match": 2,
        "measurement_weak_match": 1,
        "semantic_intent_penalty": -12,
        "inspection_card_targeted_lookup": 28
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "coaxial_hole_set",
          "single_setup_or_single_boring_path",
          "centering_requirement",
          "part_grouping"
        ],
        "bad_if": "若作为对中基准的孔分属多个台阶或零件且不能一次加工保证同轴，则判为对中精度风险。",
        "good_if": "若对中孔可在一次装夹、一次镗削或同一刀具路径中形成，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_41",
          "instance_name": "电机与大臂外壳连接件3-1",
          "review_scope": "part_design_required",
          "semantic_location": "零件另一侧配合面区域",
          "evidence_refs": [
            "hole_group_10",
            "电机与大臂外壳连接件3-1:face#18",
            "电机与大臂外壳连接件3-1:face#20"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_contexts/component_41/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [],
          "roles": [
            "fastener_hole",
            "locating_hole"
          ],
          "measurements": {
            "diameter_mm": 18,
            "radius_mm": 9,
            "spacing_mm": 79,
            "axis": [
              0,
              0,
              1
            ]
          },
          "uncertainties": [
            "孔的贯通性未确认",
            "入口面是否有沉头或锪平未确认",
            "与相邻零件的配合关系未明确"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_contexts/component_41/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "组件上下文截图：component_41/best_oblique（电机与大臂外壳连接件3-1 (电机与大臂外壳连接件3)；电机与大臂外壳连接件3-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_41::component_41_hole_group_11_small_hole_pattern",
      "component_id": "component_41",
      "instance_name": "电机与大臂外壳连接件3-1",
      "local_id": "lsu_003",
      "retrieval_sentence": "该零件上存在四个直径3.5毫米的平行小孔，沿Y方向轴线分布，孔间距约23.7毫米，呈平面阵列排列。",
      "anchor_type": "interface",
      "anchor_id": "hole_group_11",
      "primary_view": "assembly_contact_fit",
      "pattern_type": "coplanar_parallel_hole_pattern",
      "inspection_card_refs": [
        "18.4.7",
        "18.7.4"
      ],
      "rule_id": "18.4.7",
      "rule_title": "避免多个零件组合加工",
      "retrieval_score": 79,
      "candidate_score_breakdown": {
        "bm25_semantic": 41,
        "bm25_raw_x100": 1715,
        "semantic_role_weak_match": 6,
        "fact_tag_weak_match": 2,
        "function_weak_match": 2,
        "inspection_card_targeted_lookup": 28
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "multi_part_assembly",
          "cross_part_hole_or_face",
          "requires_match_machining",
          "interchangeability_requirement"
        ],
        "bad_if": "若孔或面跨越多个零件并要求装配后共同加工才能满足位置，则判为互换性风险。",
        "good_if": "若各零件可分别加工并通过标准定位/连接保证装配功能，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_41",
          "instance_name": "电机与大臂外壳连接件3-1",
          "review_scope": "part_design_required",
          "semantic_location": "零件侧面区域",
          "evidence_refs": [
            "hole_group_11",
            "电机与大臂外壳连接件3-1:face#24",
            "电机与大臂外壳连接件3-1:face#26",
            "电机与大臂外壳连接件3-1:face#28",
            "电机与大臂外壳连接件3-1:face#30"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_contexts/component_41/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [],
          "roles": [
            "set_screw_hole",
            "small_fastener_hole"
          ],
          "measurements": {
            "diameter_mm": 3.5,
            "radius_mm": 1.75,
            "spacing_mm": 23.726,
            "axis": [
              0,
              -1,
              0
            ]
          },
          "uncertainties": [
            "孔的贯通性未确认",
            "孔的具体功能（紧定螺钉或普通紧固件）未确认"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_contexts/component_41/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "组件上下文截图：component_41/best_oblique（电机与大臂外壳连接件3-1 (电机与大臂外壳连接件3)；电机与大臂外壳连接件3-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_41::component_41_hole_group_11_small_hole_pattern",
      "component_id": "component_41",
      "instance_name": "电机与大臂外壳连接件3-1",
      "local_id": "lsu_003",
      "retrieval_sentence": "该零件上存在四个直径3.5毫米的平行小孔，沿Y方向轴线分布，孔间距约23.7毫米，呈平面阵列排列。",
      "anchor_type": "interface",
      "anchor_id": "hole_group_11",
      "primary_view": "assembly_contact_fit",
      "pattern_type": "coplanar_parallel_hole_pattern",
      "inspection_card_refs": [
        "18.4.7",
        "18.7.4"
      ],
      "rule_id": "18.7.4",
      "rule_title": "能够在一次加工中得到的孔作为对中面效果",
      "retrieval_score": 60,
      "candidate_score_breakdown": {
        "bm25_semantic": 36,
        "bm25_raw_x100": 1219,
        "semantic_role_weak_match": 6,
        "fact_tag_weak_match": 2,
        "semantic_intent_penalty": -12,
        "inspection_card_targeted_lookup": 28
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "coaxial_hole_set",
          "single_setup_or_single_boring_path",
          "centering_requirement",
          "part_grouping"
        ],
        "bad_if": "若作为对中基准的孔分属多个台阶或零件且不能一次加工保证同轴，则判为对中精度风险。",
        "good_if": "若对中孔可在一次装夹、一次镗削或同一刀具路径中形成，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_41",
          "instance_name": "电机与大臂外壳连接件3-1",
          "review_scope": "part_design_required",
          "semantic_location": "零件侧面区域",
          "evidence_refs": [
            "hole_group_11",
            "电机与大臂外壳连接件3-1:face#24",
            "电机与大臂外壳连接件3-1:face#26",
            "电机与大臂外壳连接件3-1:face#28",
            "电机与大臂外壳连接件3-1:face#30"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_contexts/component_41/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [],
          "roles": [
            "set_screw_hole",
            "small_fastener_hole"
          ],
          "measurements": {
            "diameter_mm": 3.5,
            "radius_mm": 1.75,
            "spacing_mm": 23.726,
            "axis": [
              0,
              -1,
              0
            ]
          },
          "uncertainties": [
            "孔的贯通性未确认",
            "孔的具体功能（紧定螺钉或普通紧固件）未确认"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_contexts/component_41/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "组件上下文截图：component_41/best_oblique（电机与大臂外壳连接件3-1 (电机与大臂外壳连接件3)；电机与大臂外壳连接件3-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_41::component_41_hole_group_11_small_hole_pattern",
      "component_id": "component_41",
      "instance_name": "电机与大臂外壳连接件3-1",
      "local_id": "lsu_003",
      "retrieval_sentence": "该零件上存在四个直径3.5毫米的平行小孔，沿Y方向轴线分布，孔间距约23.7毫米，呈平面阵列排列。",
      "anchor_type": "interface",
      "anchor_id": "hole_group_11",
      "primary_view": "assembly_contact_fit",
      "pattern_type": "coplanar_parallel_hole_pattern",
      "inspection_card_refs": [
        "18.4.7",
        "18.7.4"
      ],
      "rule_id": "18.2.7",
      "rule_title": "避免加工中的多次固定",
      "retrieval_score": 58,
      "candidate_score_breakdown": {
        "bm25_semantic": 48,
        "bm25_raw_x100": 3064,
        "semantic_role_weak_match": 2,
        "semantic_intent_bonus": 8
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "machined_face_set",
          "fixture_direction_candidates",
          "required_relative_accuracy",
          "setup_count_estimate"
        ],
        "bad_if": "若同一零件的多个功能加工面需要相互保证位置精度，却分布在必须多次装夹的方向上，则判为多次固定风险。",
        "good_if": "若主要加工面在一次装夹或同一基准体系下可加工，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_41",
          "instance_name": "电机与大臂外壳连接件3-1",
          "review_scope": "part_design_required",
          "semantic_location": "零件侧面区域",
          "evidence_refs": [
            "hole_group_11",
            "电机与大臂外壳连接件3-1:face#24",
            "电机与大臂外壳连接件3-1:face#26",
            "电机与大臂外壳连接件3-1:face#28",
            "电机与大臂外壳连接件3-1:face#30"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_contexts/component_41/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [],
          "roles": [
            "set_screw_hole",
            "small_fastener_hole"
          ],
          "measurements": {
            "diameter_mm": 3.5,
            "radius_mm": 1.75,
            "spacing_mm": 23.726,
            "axis": [
              0,
              -1,
              0
            ]
          },
          "uncertainties": [
            "孔的贯通性未确认",
            "孔的具体功能（紧定螺钉或普通紧固件）未确认"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_contexts/component_41/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "组件上下文截图：component_41/best_oblique（电机与大臂外壳连接件3-1 (电机与大臂外壳连接件3)；电机与大臂外壳连接件3-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_41::component_41_hole_group_11_small_hole_pattern",
      "component_id": "component_41",
      "instance_name": "电机与大臂外壳连接件3-1",
      "local_id": "lsu_003",
      "retrieval_sentence": "该零件上存在四个直径3.5毫米的平行小孔，沿Y方向轴线分布，孔间距约23.7毫米，呈平面阵列排列。",
      "anchor_type": "interface",
      "anchor_id": "hole_group_11",
      "primary_view": "assembly_contact_fit",
      "pattern_type": "coplanar_parallel_hole_pattern",
      "inspection_card_refs": [
        "18.4.7",
        "18.7.4"
      ],
      "rule_id": "18.6.5",
      "rule_title": "避免在斜面上钻孔",
      "retrieval_score": 49,
      "candidate_score_breakdown": {
        "bm25_semantic": 31,
        "bm25_raw_x100": 842,
        "semantic_role_weak_match": 6,
        "fact_tag_weak_match": 4,
        "semantic_intent_bonus": 8
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "hole_axis",
          "entry_face_normal",
          "axis_to_face_angle",
          "spotface_or_flat_pad"
        ],
        "bad_if": "若孔轴与入口面法向夹角过大且无沉台/平面入口，则判为斜面钻孔风险。",
        "good_if": "若孔入口为垂直于孔轴的平面、沉台或导向面，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_41",
          "instance_name": "电机与大臂外壳连接件3-1",
          "review_scope": "part_design_required",
          "semantic_location": "零件侧面区域",
          "evidence_refs": [
            "hole_group_11",
            "电机与大臂外壳连接件3-1:face#24",
            "电机与大臂外壳连接件3-1:face#26",
            "电机与大臂外壳连接件3-1:face#28",
            "电机与大臂外壳连接件3-1:face#30"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_contexts/component_41/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [],
          "roles": [
            "set_screw_hole",
            "small_fastener_hole"
          ],
          "measurements": {
            "diameter_mm": 3.5,
            "radius_mm": 1.75,
            "spacing_mm": 23.726,
            "axis": [
              0,
              -1,
              0
            ]
          },
          "uncertainties": [
            "孔的贯通性未确认",
            "孔的具体功能（紧定螺钉或普通紧固件）未确认"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_contexts/component_41/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "组件上下文截图：component_41/best_oblique（电机与大臂外壳连接件3-1 (电机与大臂外壳连接件3)；电机与大臂外壳连接件3-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_41::component_41_cylindrical_surface_group_2_housing_fit",
      "component_id": "component_41",
      "instance_name": "电机与大臂外壳连接件3-1",
      "local_id": "lsu_004",
      "retrieval_sentence": "该零件上存在一个直径96毫米的主轴圆柱面，轴线沿Y方向，与小臂外壳1的圆柱面形成同轴配合。",
      "anchor_type": "interface",
      "anchor_id": "cylindrical_surface_group_2",
      "primary_view": "assembly_contact_fit",
      "pattern_type": "main_axis_cylindrical_surface",
      "inspection_card_refs": [
        "18.7.1"
      ],
      "rule_id": "18.4.10",
      "rule_title": "避免不必要的精度要求",
      "retrieval_score": 61,
      "candidate_score_breakdown": {
        "bm25_semantic": 50,
        "bm25_raw_x100": 3371,
        "semantic_role_weak_match": 2,
        "fact_tag_weak_match": 2,
        "function_weak_match": 2,
        "attribute_weak_match": 1,
        "semantic_intent_bonus": 4
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "precision_requirement",
          "fit_requirement",
          "functional_dependency",
          "tolerance_chain"
        ],
        "bad_if": "若精度/配合要求高于功能链需要，且引入额外垂直度、同轴度或表面质量要求，则判为不必要精度风险。",
        "good_if": "若精度要求能由装配功能、运动精度或寿命计算解释，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_41",
          "instance_name": "电机与大臂外壳连接件3-1",
          "review_scope": "part_design_required",
          "semantic_location": "零件主轴圆柱面区域",
          "evidence_refs": [
            "cylindrical_surface_group_2",
            "电机与大臂外壳连接件3-1:face#22",
            "contact_小臂外壳1_1_face_6__电机与大臂外壳连接件3_1_face_10"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_contexts/component_41/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [
            "component_38"
          ],
          "roles": [
            "cylindrical_fit",
            "housing_bore",
            "load_transfer"
          ],
          "measurements": {
            "diameter_mm": 96,
            "radius_mm": 48,
            "axis": [
              0,
              -1,
              0
            ],
            "area_mm2": 10086.275
          },
          "uncertainties": [
            "内外表面分类未完全确认",
            "配合公差未确认"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_contexts/component_41/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "组件上下文截图：component_41/best_oblique（电机与大臂外壳连接件3-1 (电机与大臂外壳连接件3)；电机与大臂外壳连接件3-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_41::component_41_cylindrical_surface_group_2_housing_fit",
      "component_id": "component_41",
      "instance_name": "电机与大臂外壳连接件3-1",
      "local_id": "lsu_004",
      "retrieval_sentence": "该零件上存在一个直径96毫米的主轴圆柱面，轴线沿Y方向，与小臂外壳1的圆柱面形成同轴配合。",
      "anchor_type": "interface",
      "anchor_id": "cylindrical_surface_group_2",
      "primary_view": "assembly_contact_fit",
      "pattern_type": "main_axis_cylindrical_surface",
      "inspection_card_refs": [
        "18.7.1"
      ],
      "rule_id": "18.2.3",
      "rule_title": "减小加工面的长度",
      "retrieval_score": 53,
      "candidate_score_breakdown": {
        "bm25_semantic": 53,
        "bm25_raw_x100": 4410,
        "semantic_role_weak_match": 2,
        "fact_tag_weak_match": 2,
        "function_weak_match": 2,
        "semantic_intent_penalty": -6
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "long_machined_cylindrical_or_planar_face",
          "functional_contact_span",
          "relief_or_clearance_region"
        ],
        "bad_if": "若长圆柱/平面配合面全长被推断为精加工，而中部无必要接触、支承或定位功能，则判为加工面过长风险。",
        "good_if": "若长配合结构被分解为短配合带并有中间 relief/让空区，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_41",
          "instance_name": "电机与大臂外壳连接件3-1",
          "review_scope": "part_design_required",
          "semantic_location": "零件主轴圆柱面区域",
          "evidence_refs": [
            "cylindrical_surface_group_2",
            "电机与大臂外壳连接件3-1:face#22",
            "contact_小臂外壳1_1_face_6__电机与大臂外壳连接件3_1_face_10"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_contexts/component_41/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [
            "component_38"
          ],
          "roles": [
            "cylindrical_fit",
            "housing_bore",
            "load_transfer"
          ],
          "measurements": {
            "diameter_mm": 96,
            "radius_mm": 48,
            "axis": [
              0,
              -1,
              0
            ],
            "area_mm2": 10086.275
          },
          "uncertainties": [
            "内外表面分类未完全确认",
            "配合公差未确认"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_contexts/component_41/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "组件上下文截图：component_41/best_oblique（电机与大臂外壳连接件3-1 (电机与大臂外壳连接件3)；电机与大臂外壳连接件3-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_41::component_41_cylindrical_surface_group_2_housing_fit",
      "component_id": "component_41",
      "instance_name": "电机与大臂外壳连接件3-1",
      "local_id": "lsu_004",
      "retrieval_sentence": "该零件上存在一个直径96毫米的主轴圆柱面，轴线沿Y方向，与小臂外壳1的圆柱面形成同轴配合。",
      "anchor_type": "interface",
      "anchor_id": "cylindrical_surface_group_2",
      "primary_view": "assembly_contact_fit",
      "pattern_type": "main_axis_cylindrical_surface",
      "inspection_card_refs": [
        "18.7.1"
      ],
      "rule_id": "18.4.1",
      "rule_title": "必须避免非圆形零件的止口配合",
      "retrieval_score": 49,
      "candidate_score_breakdown": {
        "bm25_semantic": 44,
        "bm25_raw_x100": 2163,
        "secondary_view_weak_match": 4,
        "semantic_role_weak_match": 4,
        "fact_tag_weak_match": 2,
        "function_weak_match": 2,
        "attribute_weak_match": 1,
        "semantic_intent_penalty": -8
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "register_fit_candidate",
          "profile_shape",
          "mating_cover_or_part",
          "locating_relation"
        ],
        "bad_if": "若用于定位的止口配合轮廓为非圆形闭合轮廓，则判为非圆止口风险。",
        "good_if": "若定位止口为圆柱面或同轴圆形环面，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_41",
          "instance_name": "电机与大臂外壳连接件3-1",
          "review_scope": "part_design_required",
          "semantic_location": "零件主轴圆柱面区域",
          "evidence_refs": [
            "cylindrical_surface_group_2",
            "电机与大臂外壳连接件3-1:face#22",
            "contact_小臂外壳1_1_face_6__电机与大臂外壳连接件3_1_face_10"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_contexts/component_41/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [
            "component_38"
          ],
          "roles": [
            "cylindrical_fit",
            "housing_bore",
            "load_transfer"
          ],
          "measurements": {
            "diameter_mm": 96,
            "radius_mm": 48,
            "axis": [
              0,
              -1,
              0
            ],
            "area_mm2": 10086.275
          },
          "uncertainties": [
            "内外表面分类未完全确认",
            "配合公差未确认"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_contexts/component_41/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "组件上下文截图：component_41/best_oblique（电机与大臂外壳连接件3-1 (电机与大臂外壳连接件3)；电机与大臂外壳连接件3-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_41::component_41_cylindrical_surface_group_2_housing_fit",
      "component_id": "component_41",
      "instance_name": "电机与大臂外壳连接件3-1",
      "local_id": "lsu_004",
      "retrieval_sentence": "该零件上存在一个直径96毫米的主轴圆柱面，轴线沿Y方向，与小臂外壳1的圆柱面形成同轴配合。",
      "anchor_type": "interface",
      "anchor_id": "cylindrical_surface_group_2",
      "primary_view": "assembly_contact_fit",
      "pattern_type": "main_axis_cylindrical_surface",
      "inspection_card_refs": [
        "18.7.1"
      ],
      "rule_id": "18.2.2",
      "rule_title": "不同加工精度表面要分开",
      "retrieval_score": 48,
      "candidate_score_breakdown": {
        "bm25_semantic": 44,
        "bm25_raw_x100": 2211,
        "semantic_role_weak_match": 2,
        "fact_tag_weak_match": 2
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "machined_face_groups",
          "surface_finish_or_precision_requirements",
          "geometric_boundary_between_precision_zones"
        ],
        "bad_if": "若同一连续面上存在不同精度/粗糙度要求，且无几何分界或工艺边界，则判为精度区域未分开风险。",
        "good_if": "若高精度面和低精度面存在明确台阶、槽、肩部或分割边界，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_41",
          "instance_name": "电机与大臂外壳连接件3-1",
          "review_scope": "part_design_required",
          "semantic_location": "零件主轴圆柱面区域",
          "evidence_refs": [
            "cylindrical_surface_group_2",
            "电机与大臂外壳连接件3-1:face#22",
            "contact_小臂外壳1_1_face_6__电机与大臂外壳连接件3_1_face_10"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_contexts/component_41/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [
            "component_38"
          ],
          "roles": [
            "cylindrical_fit",
            "housing_bore",
            "load_transfer"
          ],
          "measurements": {
            "diameter_mm": 96,
            "radius_mm": 48,
            "axis": [
              0,
              -1,
              0
            ],
            "area_mm2": 10086.275
          },
          "uncertainties": [
            "内外表面分类未完全确认",
            "配合公差未确认"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_contexts/component_41/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "组件上下文截图：component_41/best_oblique（电机与大臂外壳连接件3-1 (电机与大臂外壳连接件3)；电机与大臂外壳连接件3-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_41::component_41_cylindrical_surface_group_7_motor_support",
      "component_id": "component_41",
      "instance_name": "电机与大臂外壳连接件3-1",
      "local_id": "lsu_005",
      "retrieval_sentence": "该零件上存在一个直径60毫米的圆柱面，轴线沿Y方向，与电机与大臂外壳连接件1的圆柱面形成同轴配合。",
      "anchor_type": "interface",
      "anchor_id": "cylindrical_surface_group_7",
      "primary_view": "assembly_contact_fit",
      "pattern_type": "main_axis_cylindrical_surface",
      "inspection_card_refs": [
        "18.7.1"
      ],
      "rule_id": "18.4.10",
      "rule_title": "避免不必要的精度要求",
      "retrieval_score": 62,
      "candidate_score_breakdown": {
        "bm25_semantic": 51,
        "bm25_raw_x100": 3812,
        "semantic_role_weak_match": 2,
        "fact_tag_weak_match": 2,
        "function_weak_match": 2,
        "attribute_weak_match": 1,
        "semantic_intent_bonus": 4
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "precision_requirement",
          "fit_requirement",
          "functional_dependency",
          "tolerance_chain"
        ],
        "bad_if": "若精度/配合要求高于功能链需要，且引入额外垂直度、同轴度或表面质量要求，则判为不必要精度风险。",
        "good_if": "若精度要求能由装配功能、运动精度或寿命计算解释，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_41",
          "instance_name": "电机与大臂外壳连接件3-1",
          "review_scope": "part_design_required",
          "semantic_location": "零件中部圆柱面区域",
          "evidence_refs": [
            "cylindrical_surface_group_7",
            "电机与大臂外壳连接件3-1:face#5",
            "contact_电机与大臂外壳连接件1_1_face_7__电机与大臂外壳连接件3_1_face_5"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_contexts/component_41/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [
            "component_39"
          ],
          "roles": [
            "cylindrical_fit",
            "motor_support"
          ],
          "measurements": {
            "diameter_mm": 60,
            "radius_mm": 30,
            "axis": [
              0,
              -1,
              0
            ],
            "area_mm2": 3581.416
          },
          "uncertainties": [
            "内外表面分类未完全确认",
            "配合公差未确认"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_contexts/component_41/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "组件上下文截图：component_41/best_oblique（电机与大臂外壳连接件3-1 (电机与大臂外壳连接件3)；电机与大臂外壳连接件3-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_41::component_41_cylindrical_surface_group_7_motor_support",
      "component_id": "component_41",
      "instance_name": "电机与大臂外壳连接件3-1",
      "local_id": "lsu_005",
      "retrieval_sentence": "该零件上存在一个直径60毫米的圆柱面，轴线沿Y方向，与电机与大臂外壳连接件1的圆柱面形成同轴配合。",
      "anchor_type": "interface",
      "anchor_id": "cylindrical_surface_group_7",
      "primary_view": "assembly_contact_fit",
      "pattern_type": "main_axis_cylindrical_surface",
      "inspection_card_refs": [
        "18.7.1"
      ],
      "rule_id": "18.4.1",
      "rule_title": "必须避免非圆形零件的止口配合",
      "retrieval_score": 49,
      "candidate_score_breakdown": {
        "bm25_semantic": 42,
        "bm25_raw_x100": 1848,
        "secondary_view_weak_match": 4,
        "semantic_role_weak_match": 4,
        "fact_tag_weak_match": 4,
        "function_weak_match": 2,
        "attribute_weak_match": 1,
        "semantic_intent_penalty": -8
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "register_fit_candidate",
          "profile_shape",
          "mating_cover_or_part",
          "locating_relation"
        ],
        "bad_if": "若用于定位的止口配合轮廓为非圆形闭合轮廓，则判为非圆止口风险。",
        "good_if": "若定位止口为圆柱面或同轴圆形环面，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_41",
          "instance_name": "电机与大臂外壳连接件3-1",
          "review_scope": "part_design_required",
          "semantic_location": "零件中部圆柱面区域",
          "evidence_refs": [
            "cylindrical_surface_group_7",
            "电机与大臂外壳连接件3-1:face#5",
            "contact_电机与大臂外壳连接件1_1_face_7__电机与大臂外壳连接件3_1_face_5"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_contexts/component_41/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [
            "component_39"
          ],
          "roles": [
            "cylindrical_fit",
            "motor_support"
          ],
          "measurements": {
            "diameter_mm": 60,
            "radius_mm": 30,
            "axis": [
              0,
              -1,
              0
            ],
            "area_mm2": 3581.416
          },
          "uncertainties": [
            "内外表面分类未完全确认",
            "配合公差未确认"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_contexts/component_41/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "组件上下文截图：component_41/best_oblique（电机与大臂外壳连接件3-1 (电机与大臂外壳连接件3)；电机与大臂外壳连接件3-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_41::component_41_cylindrical_surface_group_7_motor_support",
      "component_id": "component_41",
      "instance_name": "电机与大臂外壳连接件3-1",
      "local_id": "lsu_005",
      "retrieval_sentence": "该零件上存在一个直径60毫米的圆柱面，轴线沿Y方向，与电机与大臂外壳连接件1的圆柱面形成同轴配合。",
      "anchor_type": "interface",
      "anchor_id": "cylindrical_surface_group_7",
      "primary_view": "assembly_contact_fit",
      "pattern_type": "main_axis_cylindrical_surface",
      "inspection_card_refs": [
        "18.7.1"
      ],
      "rule_id": "18.2.2",
      "rule_title": "不同加工精度表面要分开",
      "retrieval_score": 48,
      "candidate_score_breakdown": {
        "bm25_semantic": 44,
        "bm25_raw_x100": 2289,
        "fact_tag_weak_match": 4
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "machined_face_groups",
          "surface_finish_or_precision_requirements",
          "geometric_boundary_between_precision_zones"
        ],
        "bad_if": "若同一连续面上存在不同精度/粗糙度要求，且无几何分界或工艺边界，则判为精度区域未分开风险。",
        "good_if": "若高精度面和低精度面存在明确台阶、槽、肩部或分割边界，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_41",
          "instance_name": "电机与大臂外壳连接件3-1",
          "review_scope": "part_design_required",
          "semantic_location": "零件中部圆柱面区域",
          "evidence_refs": [
            "cylindrical_surface_group_7",
            "电机与大臂外壳连接件3-1:face#5",
            "contact_电机与大臂外壳连接件1_1_face_7__电机与大臂外壳连接件3_1_face_5"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_contexts/component_41/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [
            "component_39"
          ],
          "roles": [
            "cylindrical_fit",
            "motor_support"
          ],
          "measurements": {
            "diameter_mm": 60,
            "radius_mm": 30,
            "axis": [
              0,
              -1,
              0
            ],
            "area_mm2": 3581.416
          },
          "uncertainties": [
            "内外表面分类未完全确认",
            "配合公差未确认"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_contexts/component_41/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "组件上下文截图：component_41/best_oblique（电机与大臂外壳连接件3-1 (电机与大臂外壳连接件3)；电机与大臂外壳连接件3-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_41::component_41_cylindrical_surface_group_7_motor_support",
      "component_id": "component_41",
      "instance_name": "电机与大臂外壳连接件3-1",
      "local_id": "lsu_005",
      "retrieval_sentence": "该零件上存在一个直径60毫米的圆柱面，轴线沿Y方向，与电机与大臂外壳连接件1的圆柱面形成同轴配合。",
      "anchor_type": "interface",
      "anchor_id": "cylindrical_surface_group_7",
      "primary_view": "assembly_contact_fit",
      "pattern_type": "main_axis_cylindrical_surface",
      "inspection_card_refs": [
        "18.7.1"
      ],
      "rule_id": "18.7.1",
      "rule_title": "复杂加工表面要设计在外表面而不要设计在内表面上",
      "retrieval_score": 35,
      "candidate_score_breakdown": {
        "bm25_semantic": 13,
        "bm25_raw_x100": 159,
        "semantic_role_weak_match": 2,
        "fact_tag_weak_match": 4,
        "function_weak_match": 2,
        "semantic_intent_penalty": -14,
        "inspection_card_targeted_lookup": 28
      },
      "candidate_selection_reason": "inspection card targeted lookup and score >= 24",
      "rule_verification": {
        "required_model_facts": [
          "complex_machined_profile",
          "internal_or_external_surface",
          "tool_accessibility",
          "mating_axis_hole_pair"
        ],
        "bad_if": "若轴孔配合件之间的复杂加工轮廓位于内孔表面且外表面替代可行，则判为复杂内表面风险。",
        "good_if": "若复杂轮廓位于外表面或有明确内加工工艺能力，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_41",
          "instance_name": "电机与大臂外壳连接件3-1",
          "review_scope": "part_design_required",
          "semantic_location": "零件中部圆柱面区域",
          "evidence_refs": [
            "cylindrical_surface_group_7",
            "电机与大臂外壳连接件3-1:face#5",
            "contact_电机与大臂外壳连接件1_1_face_7__电机与大臂外壳连接件3_1_face_5"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_contexts/component_41/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [
            "component_39"
          ],
          "roles": [
            "cylindrical_fit",
            "motor_support"
          ],
          "measurements": {
            "diameter_mm": 60,
            "radius_mm": 30,
            "axis": [
              0,
              -1,
              0
            ],
            "area_mm2": 3581.416
          },
          "uncertainties": [
            "内外表面分类未完全确认",
            "配合公差未确认"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_contexts/component_41/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "组件上下文截图：component_41/best_oblique（电机与大臂外壳连接件3-1 (电机与大臂外壳连接件3)；电机与大臂外壳连接件3-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_41::component_41_cylindrical_surface_group_9_bearing_seat",
      "component_id": "component_41",
      "instance_name": "电机与大臂外壳连接件3-1",
      "local_id": "lsu_006",
      "retrieval_sentence": "该零件上存在一个直径70毫米的圆柱面，轴线沿Y方向，与电机与大臂外壳连接件1的圆柱面形成同轴配合。",
      "anchor_type": "interface",
      "anchor_id": "cylindrical_surface_group_9",
      "primary_view": "assembly_contact_fit",
      "pattern_type": "main_axis_cylindrical_surface",
      "inspection_card_refs": [
        "18.7.1"
      ],
      "rule_id": "18.4.10",
      "rule_title": "避免不必要的精度要求",
      "retrieval_score": 58,
      "candidate_score_breakdown": {
        "bm25_semantic": 45,
        "bm25_raw_x100": 2346,
        "semantic_role_weak_match": 2,
        "fact_tag_weak_match": 2,
        "function_weak_match": 4,
        "attribute_weak_match": 1,
        "semantic_intent_bonus": 4
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "precision_requirement",
          "fit_requirement",
          "functional_dependency",
          "tolerance_chain"
        ],
        "bad_if": "若精度/配合要求高于功能链需要，且引入额外垂直度、同轴度或表面质量要求，则判为不必要精度风险。",
        "good_if": "若精度要求能由装配功能、运动精度或寿命计算解释，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_41",
          "instance_name": "电机与大臂外壳连接件3-1",
          "review_scope": "part_design_required",
          "semantic_location": "零件轴承安装区域",
          "evidence_refs": [
            "cylindrical_surface_group_9",
            "电机与大臂外壳连接件3-1:face#9",
            "contact_电机与大臂外壳连接件1_1_face_31__电机与大臂外壳连接件3_1_face_9"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_contexts/component_41/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [
            "component_39",
            "component_40"
          ],
          "roles": [
            "cylindrical_fit",
            "bearing_seat"
          ],
          "measurements": {
            "diameter_mm": 70,
            "radius_mm": 35,
            "axis": [
              0,
              1,
              0
            ],
            "area_mm2": 2915.681
          },
          "uncertainties": [
            "内外表面分类未完全确认",
            "配合公差未确认"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_contexts/component_41/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "组件上下文截图：component_41/best_oblique（电机与大臂外壳连接件3-1 (电机与大臂外壳连接件3)；电机与大臂外壳连接件3-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_41::component_41_cylindrical_surface_group_9_bearing_seat",
      "component_id": "component_41",
      "instance_name": "电机与大臂外壳连接件3-1",
      "local_id": "lsu_006",
      "retrieval_sentence": "该零件上存在一个直径70毫米的圆柱面，轴线沿Y方向，与电机与大臂外壳连接件1的圆柱面形成同轴配合。",
      "anchor_type": "interface",
      "anchor_id": "cylindrical_surface_group_9",
      "primary_view": "assembly_contact_fit",
      "pattern_type": "main_axis_cylindrical_surface",
      "inspection_card_refs": [
        "18.7.1"
      ],
      "rule_id": "18.2.3",
      "rule_title": "减小加工面的长度",
      "retrieval_score": 55,
      "candidate_score_breakdown": {
        "bm25_semantic": 53,
        "bm25_raw_x100": 4410,
        "semantic_role_weak_match": 2,
        "fact_tag_weak_match": 2,
        "function_weak_match": 4,
        "semantic_intent_penalty": -6
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "long_machined_cylindrical_or_planar_face",
          "functional_contact_span",
          "relief_or_clearance_region"
        ],
        "bad_if": "若长圆柱/平面配合面全长被推断为精加工，而中部无必要接触、支承或定位功能，则判为加工面过长风险。",
        "good_if": "若长配合结构被分解为短配合带并有中间 relief/让空区，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_41",
          "instance_name": "电机与大臂外壳连接件3-1",
          "review_scope": "part_design_required",
          "semantic_location": "零件轴承安装区域",
          "evidence_refs": [
            "cylindrical_surface_group_9",
            "电机与大臂外壳连接件3-1:face#9",
            "contact_电机与大臂外壳连接件1_1_face_31__电机与大臂外壳连接件3_1_face_9"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_contexts/component_41/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [
            "component_39",
            "component_40"
          ],
          "roles": [
            "cylindrical_fit",
            "bearing_seat"
          ],
          "measurements": {
            "diameter_mm": 70,
            "radius_mm": 35,
            "axis": [
              0,
              1,
              0
            ],
            "area_mm2": 2915.681
          },
          "uncertainties": [
            "内外表面分类未完全确认",
            "配合公差未确认"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_contexts/component_41/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "组件上下文截图：component_41/best_oblique（电机与大臂外壳连接件3-1 (电机与大臂外壳连接件3)；电机与大臂外壳连接件3-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_41::component_41_cylindrical_surface_group_9_bearing_seat",
      "component_id": "component_41",
      "instance_name": "电机与大臂外壳连接件3-1",
      "local_id": "lsu_006",
      "retrieval_sentence": "该零件上存在一个直径70毫米的圆柱面，轴线沿Y方向，与电机与大臂外壳连接件1的圆柱面形成同轴配合。",
      "anchor_type": "interface",
      "anchor_id": "cylindrical_surface_group_9",
      "primary_view": "assembly_contact_fit",
      "pattern_type": "main_axis_cylindrical_surface",
      "inspection_card_refs": [
        "18.7.1"
      ],
      "rule_id": "18.4.1",
      "rule_title": "必须避免非圆形零件的止口配合",
      "retrieval_score": 52,
      "candidate_score_breakdown": {
        "bm25_semantic": 43,
        "bm25_raw_x100": 2132,
        "secondary_view_weak_match": 4,
        "semantic_role_weak_match": 4,
        "fact_tag_weak_match": 4,
        "function_weak_match": 4,
        "attribute_weak_match": 1,
        "semantic_intent_penalty": -8
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "register_fit_candidate",
          "profile_shape",
          "mating_cover_or_part",
          "locating_relation"
        ],
        "bad_if": "若用于定位的止口配合轮廓为非圆形闭合轮廓，则判为非圆止口风险。",
        "good_if": "若定位止口为圆柱面或同轴圆形环面，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_41",
          "instance_name": "电机与大臂外壳连接件3-1",
          "review_scope": "part_design_required",
          "semantic_location": "零件轴承安装区域",
          "evidence_refs": [
            "cylindrical_surface_group_9",
            "电机与大臂外壳连接件3-1:face#9",
            "contact_电机与大臂外壳连接件1_1_face_31__电机与大臂外壳连接件3_1_face_9"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_contexts/component_41/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [
            "component_39",
            "component_40"
          ],
          "roles": [
            "cylindrical_fit",
            "bearing_seat"
          ],
          "measurements": {
            "diameter_mm": 70,
            "radius_mm": 35,
            "axis": [
              0,
              1,
              0
            ],
            "area_mm2": 2915.681
          },
          "uncertainties": [
            "内外表面分类未完全确认",
            "配合公差未确认"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_contexts/component_41/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "组件上下文截图：component_41/best_oblique（电机与大臂外壳连接件3-1 (电机与大臂外壳连接件3)；电机与大臂外壳连接件3-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_41::component_41_cylindrical_surface_group_9_bearing_seat",
      "component_id": "component_41",
      "instance_name": "电机与大臂外壳连接件3-1",
      "local_id": "lsu_006",
      "retrieval_sentence": "该零件上存在一个直径70毫米的圆柱面，轴线沿Y方向，与电机与大臂外壳连接件1的圆柱面形成同轴配合。",
      "anchor_type": "interface",
      "anchor_id": "cylindrical_surface_group_9",
      "primary_view": "assembly_contact_fit",
      "pattern_type": "main_axis_cylindrical_surface",
      "inspection_card_refs": [
        "18.7.1"
      ],
      "rule_id": "18.2.2",
      "rule_title": "不同加工精度表面要分开",
      "retrieval_score": 48,
      "candidate_score_breakdown": {
        "bm25_semantic": 44,
        "bm25_raw_x100": 2211,
        "fact_tag_weak_match": 4
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "machined_face_groups",
          "surface_finish_or_precision_requirements",
          "geometric_boundary_between_precision_zones"
        ],
        "bad_if": "若同一连续面上存在不同精度/粗糙度要求，且无几何分界或工艺边界，则判为精度区域未分开风险。",
        "good_if": "若高精度面和低精度面存在明确台阶、槽、肩部或分割边界，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_41",
          "instance_name": "电机与大臂外壳连接件3-1",
          "review_scope": "part_design_required",
          "semantic_location": "零件轴承安装区域",
          "evidence_refs": [
            "cylindrical_surface_group_9",
            "电机与大臂外壳连接件3-1:face#9",
            "contact_电机与大臂外壳连接件1_1_face_31__电机与大臂外壳连接件3_1_face_9"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_contexts/component_41/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [
            "component_39",
            "component_40"
          ],
          "roles": [
            "cylindrical_fit",
            "bearing_seat"
          ],
          "measurements": {
            "diameter_mm": 70,
            "radius_mm": 35,
            "axis": [
              0,
              1,
              0
            ],
            "area_mm2": 2915.681
          },
          "uncertainties": [
            "内外表面分类未完全确认",
            "配合公差未确认"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_contexts/component_41/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "组件上下文截图：component_41/best_oblique（电机与大臂外壳连接件3-1 (电机与大臂外壳连接件3)；电机与大臂外壳连接件3-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_41::component_41_cylindrical_surface_group_10_shell_fit",
      "component_id": "component_41",
      "instance_name": "电机与大臂外壳连接件3-1",
      "local_id": "lsu_001",
      "retrieval_sentence": "该零件包含一个半径为55毫米的圆柱面组，与小臂外壳形成同轴配合关系。",
      "anchor_type": "interface",
      "anchor_id": "cylindrical_surface_group_10",
      "primary_view": "assembly_contact_fit",
      "pattern_type": "cylindrical_fit_interface",
      "inspection_card_refs": [
        "18.7.1"
      ],
      "rule_id": "18.4.1",
      "rule_title": "必须避免非圆形零件的止口配合",
      "retrieval_score": 45,
      "candidate_score_breakdown": {
        "bm25_semantic": 42,
        "bm25_raw_x100": 1848,
        "secondary_view_weak_match": 4,
        "semantic_role_weak_match": 2,
        "fact_tag_weak_match": 2,
        "function_weak_match": 2,
        "attribute_weak_match": 1,
        "semantic_intent_penalty": -8
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "register_fit_candidate",
          "profile_shape",
          "mating_cover_or_part",
          "locating_relation"
        ],
        "bad_if": "若用于定位的止口配合轮廓为非圆形闭合轮廓，则判为非圆止口风险。",
        "good_if": "若定位止口为圆柱面或同轴圆形环面，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_41",
          "instance_name": "电机与大臂外壳连接件3-1",
          "review_scope": "part_design_required",
          "semantic_location": "Outer shell interface region",
          "evidence_refs": [
            "cylindrical_surface_group_10",
            "contact_小臂外壳1_1_face_6__电机与大臂外壳连接件3_1_face_10",
            "contact_小臂外壳1_1_face_6__电机与大臂外壳连接件3_1_face_11",
            "contact_小臂外壳1_1_face_6__电机与大臂外壳连接件3_1_face_12",
            "contact_小臂外壳1_1_face_6__电机与大臂外壳连接件3_1_face_13"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_contexts/component_41/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [],
          "roles": [
            "locating",
            "supporting"
          ],
          "measurements": {
            "radius_mm": 55,
            "diameter_mm": 110
          },
          "uncertainties": [
            "Internal vs external side classification needs visual confirmation"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_contexts/component_41/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "组件上下文截图：component_41/best_oblique（电机与大臂外壳连接件3-1 (电机与大臂外壳连接件3)；电机与大臂外壳连接件3-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_41::component_41_cylindrical_surface_group_10_shell_fit",
      "component_id": "component_41",
      "instance_name": "电机与大臂外壳连接件3-1",
      "local_id": "lsu_001",
      "retrieval_sentence": "该零件包含一个半径为55毫米的圆柱面组，与小臂外壳形成同轴配合关系。",
      "anchor_type": "interface",
      "anchor_id": "cylindrical_surface_group_10",
      "primary_view": "assembly_contact_fit",
      "pattern_type": "cylindrical_fit_interface",
      "inspection_card_refs": [
        "18.7.1"
      ],
      "rule_id": "18.7.1",
      "rule_title": "复杂加工表面要设计在外表面而不要设计在内表面上",
      "retrieval_score": 30,
      "candidate_score_breakdown": {
        "bm25_semantic": 16,
        "bm25_raw_x100": 208,
        "semantic_intent_penalty": -14,
        "inspection_card_targeted_lookup": 28
      },
      "candidate_selection_reason": "inspection card targeted lookup and score >= 24",
      "rule_verification": {
        "required_model_facts": [
          "complex_machined_profile",
          "internal_or_external_surface",
          "tool_accessibility",
          "mating_axis_hole_pair"
        ],
        "bad_if": "若轴孔配合件之间的复杂加工轮廓位于内孔表面且外表面替代可行，则判为复杂内表面风险。",
        "good_if": "若复杂轮廓位于外表面或有明确内加工工艺能力，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_41",
          "instance_name": "电机与大臂外壳连接件3-1",
          "review_scope": "part_design_required",
          "semantic_location": "Outer shell interface region",
          "evidence_refs": [
            "cylindrical_surface_group_10",
            "contact_小臂外壳1_1_face_6__电机与大臂外壳连接件3_1_face_10",
            "contact_小臂外壳1_1_face_6__电机与大臂外壳连接件3_1_face_11",
            "contact_小臂外壳1_1_face_6__电机与大臂外壳连接件3_1_face_12",
            "contact_小臂外壳1_1_face_6__电机与大臂外壳连接件3_1_face_13"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_contexts/component_41/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [],
          "roles": [
            "locating",
            "supporting"
          ],
          "measurements": {
            "radius_mm": 55,
            "diameter_mm": 110
          },
          "uncertainties": [
            "Internal vs external side classification needs visual confirmation"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_contexts/component_41/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "组件上下文截图：component_41/best_oblique（电机与大臂外壳连接件3-1 (电机与大臂外壳连接件3)；电机与大臂外壳连接件3-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_41::component_41_cylindrical_surface_group_15_bearing_seat",
      "component_id": "component_41",
      "instance_name": "电机与大臂外壳连接件3-1",
      "local_id": "lsu_002",
      "retrieval_sentence": "该零件具有一个半径为32.5毫米的圆柱面，与电机与大臂外壳连接件1形成同轴配合。",
      "anchor_type": "interface",
      "anchor_id": "cylindrical_surface_group_15",
      "primary_view": "assembly_contact_fit",
      "pattern_type": "cylindrical_fit_interface",
      "inspection_card_refs": [
        "18.7.4"
      ],
      "rule_id": "18.7.4",
      "rule_title": "能够在一次加工中得到的孔作为对中面效果",
      "retrieval_score": 44,
      "candidate_score_breakdown": {
        "bm25_semantic": 30,
        "bm25_raw_x100": 756,
        "fact_tag_weak_match": 2,
        "function_weak_match": 2,
        "semantic_intent_penalty": -18,
        "inspection_card_targeted_lookup": 28
      },
      "candidate_selection_reason": "inspection card targeted lookup and score >= 24",
      "rule_verification": {
        "required_model_facts": [
          "coaxial_hole_set",
          "single_setup_or_single_boring_path",
          "centering_requirement",
          "part_grouping"
        ],
        "bad_if": "若作为对中基准的孔分属多个台阶或零件且不能一次加工保证同轴，则判为对中精度风险。",
        "good_if": "若对中孔可在一次装夹、一次镗削或同一刀具路径中形成，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_41",
          "instance_name": "电机与大臂外壳连接件3-1",
          "review_scope": "part_design_required",
          "semantic_location": "Internal bearing/shaft seat region",
          "evidence_refs": [
            "cylindrical_surface_group_15",
            "contact_电机与大臂外壳连接件1_1_face_30__电机与大臂外壳连接件3_1_face_16"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_contexts/component_41/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [],
          "roles": [
            "bearing_seat",
            "shaft_support"
          ],
          "measurements": {
            "radius_mm": 32.5,
            "diameter_mm": 65
          },
          "uncertainties": [
            "Exact function (bearing seat vs shaft journal) depends on mating part geometry"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_contexts/component_41/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "组件上下文截图：component_41/best_oblique（电机与大臂外壳连接件3-1 (电机与大臂外壳连接件3)；电机与大臂外壳连接件3-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_41::component_41_cylindrical_surface_group_17_bearing_seat",
      "component_id": "component_41",
      "instance_name": "电机与大臂外壳连接件3-1",
      "local_id": "lsu_003",
      "retrieval_sentence": "该零件具有一个半径为25毫米的圆柱面，与电机与大臂外壳连接件1形成同轴配合。",
      "anchor_type": "interface",
      "anchor_id": "cylindrical_surface_group_17",
      "primary_view": "assembly_contact_fit",
      "pattern_type": "cylindrical_fit_interface",
      "inspection_card_refs": [
        "18.7.4"
      ],
      "rule_id": "18.7.4",
      "rule_title": "能够在一次加工中得到的孔作为对中面效果",
      "retrieval_score": 44,
      "candidate_score_breakdown": {
        "bm25_semantic": 30,
        "bm25_raw_x100": 756,
        "fact_tag_weak_match": 2,
        "function_weak_match": 2,
        "semantic_intent_penalty": -18,
        "inspection_card_targeted_lookup": 28
      },
      "candidate_selection_reason": "inspection card targeted lookup and score >= 24",
      "rule_verification": {
        "required_model_facts": [
          "coaxial_hole_set",
          "single_setup_or_single_boring_path",
          "centering_requirement",
          "part_grouping"
        ],
        "bad_if": "若作为对中基准的孔分属多个台阶或零件且不能一次加工保证同轴，则判为对中精度风险。",
        "good_if": "若对中孔可在一次装夹、一次镗削或同一刀具路径中形成，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_41",
          "instance_name": "电机与大臂外壳连接件3-1",
          "review_scope": "part_design_required",
          "semantic_location": "Internal bearing/shaft seat region",
          "evidence_refs": [
            "cylindrical_surface_group_17",
            "contact_电机与大臂外壳连接件1_1_face_33__电机与大臂外壳连接件3_1_face_14"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_contexts/component_41/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [],
          "roles": [
            "bearing_seat",
            "shaft_support"
          ],
          "measurements": {
            "radius_mm": 25,
            "diameter_mm": 50
          },
          "uncertainties": [
            "Exact function (bearing seat vs shaft journal) depends on mating part geometry"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_contexts/component_41/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "组件上下文截图：component_41/best_oblique（电机与大臂外壳连接件3-1 (电机与大臂外壳连接件3)；电机与大臂外壳连接件3-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_41::component_41_planar_surface_candidate_10_mounting_pad",
      "component_id": "component_41",
      "instance_name": "电机与大臂外壳连接件3-1",
      "local_id": "lsu_004",
      "retrieval_sentence": "该零件包含一个面积约为1326平方毫米的平面候选特征，可能作为安装面或基准面。",
      "anchor_type": "interface",
      "anchor_id": "planar_surface_candidate_10",
      "primary_view": "part_local_shape",
      "pattern_type": "planar_mating_interface",
      "inspection_card_refs": [
        "18.4.7"
      ],
      "rule_id": "18.2.4",
      "rule_title": "加工面与不加工面不应平齐",
      "retrieval_score": 53,
      "candidate_score_breakdown": {
        "bm25_semantic": 41,
        "bm25_raw_x100": 1738,
        "semantic_role_weak_match": 2,
        "fact_tag_weak_match": 4,
        "function_weak_match": 2,
        "semantic_intent_bonus": 4
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "assembly_contact_or_mate_face_pair",
          "face_area",
          "face_type_planar_or_curved",
          "adjacent_face_graph",
          "contact_patch_area_or_edge_span",
          "surrounding_non_contact_face_area_or_span",
          "step_height_between_local_face_and_surrounding_surface",
          "coplanar_or_near_coplanar_status",
          "unmachined_surface_label_or_cast_surface_candidate",
          "small_local_contact_face_candidate",
          "large_surrounding_non_contact_face_or_surface_candidate",
          "local_contact_face_inferred_as_machined",
          "surrounding_non_contact_surface_inferred_as_unmachined",
          "no_positive_step_or_raised_boss_between_local_and_surrounding_faces"
        ],
        "bad_if": "若一个局部面与其他零件存在接触/配合/定位等关系，因此被推断为加工面候选；同时该局部面面积远小于同一零件周围不接触表面，且两者无正向台阶/凸台分离，或台阶高度小于阈值，则判为加工面与不加工面平齐风险。",
        "good_if": "若局部接触加工面位于凸台或框形台阶上，且相对周围不接触的非加工表面有明确正向高度差，则通过。",
        "unknown_if": [
          "no_assembly_contact_or_mate_face_pair",
          "only_geometric_small_face_without_contact_evidence",
          "cannot_separate_local_contact_patch_from_surrounding_surface"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_41",
          "instance_name": "电机与大臂外壳连接件3-1",
          "review_scope": "part_design_required",
          "semantic_location": "Local planar feature region",
          "evidence_refs": [
            "planar_surface_candidate_10",
            "电机与大臂外壳连接件3-1:face#1"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_contexts/component_41/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [],
          "roles": [
            "mounting_pad",
            "datum_face"
          ],
          "measurements": {
            "area_mm2": 1326.155
          },
          "uncertainties": [
            "Exact contact status with mating parts needs verification"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_contexts/component_41/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "组件上下文截图：component_41/best_oblique（电机与大臂外壳连接件3-1 (电机与大臂外壳连接件3)；电机与大臂外壳连接件3-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_41::component_41_planar_surface_candidate_10_mounting_pad",
      "component_id": "component_41",
      "instance_name": "电机与大臂外壳连接件3-1",
      "local_id": "lsu_004",
      "retrieval_sentence": "该零件包含一个面积约为1326平方毫米的平面候选特征，可能作为安装面或基准面。",
      "anchor_type": "interface",
      "anchor_id": "planar_surface_candidate_10",
      "primary_view": "part_local_shape",
      "pattern_type": "planar_mating_interface",
      "inspection_card_refs": [
        "18.4.7"
      ],
      "rule_id": "18.4.7",
      "rule_title": "避免多个零件组合加工",
      "retrieval_score": 32,
      "candidate_score_breakdown": {
        "bm25_semantic": 18,
        "bm25_raw_x100": 267,
        "semantic_role_weak_match": 2,
        "function_weak_match": 2,
        "semantic_intent_penalty": -18,
        "inspection_card_targeted_lookup": 28
      },
      "candidate_selection_reason": "inspection card targeted lookup and score >= 24",
      "rule_verification": {
        "required_model_facts": [
          "multi_part_assembly",
          "cross_part_hole_or_face",
          "requires_match_machining",
          "interchangeability_requirement"
        ],
        "bad_if": "若孔或面跨越多个零件并要求装配后共同加工才能满足位置，则判为互换性风险。",
        "good_if": "若各零件可分别加工并通过标准定位/连接保证装配功能，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_41",
          "instance_name": "电机与大臂外壳连接件3-1",
          "review_scope": "part_design_required",
          "semantic_location": "Local planar feature region",
          "evidence_refs": [
            "planar_surface_candidate_10",
            "电机与大臂外壳连接件3-1:face#1"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_contexts/component_41/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [],
          "roles": [
            "mounting_pad",
            "datum_face"
          ],
          "measurements": {
            "area_mm2": 1326.155
          },
          "uncertainties": [
            "Exact contact status with mating parts needs verification"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_contexts/component_41/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "组件上下文截图：component_41/best_oblique（电机与大臂外壳连接件3-1 (电机与大臂外壳连接件3)；电机与大臂外壳连接件3-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_1::component_1_hole_group_5_bolt_pattern",
      "component_id": "component_1",
      "instance_name": "电机和连接臂连接件-1",
      "local_id": "lsu_001",
      "retrieval_sentence": "该组件包含四个直径为5.5毫米的螺栓孔，呈半径12毫米的圆形分布，用于与小臂外壳进行螺栓连接。",
      "anchor_type": "interface",
      "anchor_id": "hole_group_5",
      "primary_view": "assembly_contact_fit",
      "pattern_type": "parallel_circular_hole_pattern",
      "inspection_card_refs": [
        "18.4.7",
        "18.7.4"
      ],
      "rule_id": "18.7.4",
      "rule_title": "能够在一次加工中得到的孔作为对中面效果",
      "retrieval_score": 78,
      "candidate_score_breakdown": {
        "bm25_semantic": 54,
        "bm25_raw_x100": 4585,
        "secondary_view_weak_match": 4,
        "semantic_role_weak_match": 2,
        "fact_tag_weak_match": 2,
        "semantic_intent_penalty": -12,
        "inspection_card_targeted_lookup": 28
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "coaxial_hole_set",
          "single_setup_or_single_boring_path",
          "centering_requirement",
          "part_grouping"
        ],
        "bad_if": "若作为对中基准的孔分属多个台阶或零件且不能一次加工保证同轴，则判为对中精度风险。",
        "good_if": "若对中孔可在一次装夹、一次镗削或同一刀具路径中形成，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_1",
          "instance_name": "电机和连接臂连接件-1",
          "review_scope": "part_design_required",
          "semantic_location": "组件侧面法兰区域",
          "evidence_refs": [
            "hole_group_5",
            "电机和连接臂连接件-1:face#4",
            "电机和连接臂连接件-1:face#5",
            "电机和连接臂连接件-1:face#6",
            "电机和连接臂连接件-1:face#7",
            "assembly_mate_6",
            "assembly_mate_7"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_contexts/component_1/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [],
          "roles": [
            "fastener_hole_candidate",
            "bolt_connection_interface"
          ],
          "measurements": {
            "diameter_mm": 5.5,
            "pattern_radius_mm": 12
          },
          "uncertainties": [
            "孔的贯通状态及是否有沉头/锪平结构需进一步确认",
            "缺乏公差和PMI信息，无法判断是否要求配作加工"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_contexts/component_1/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "组件上下文截图：component_1/best_oblique（电机和连接臂连接件-1 (电机和连接臂连接件)；电机和连接臂连接件-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_1::component_1_hole_group_5_bolt_pattern",
      "component_id": "component_1",
      "instance_name": "电机和连接臂连接件-1",
      "local_id": "lsu_001",
      "retrieval_sentence": "该组件包含四个直径为5.5毫米的螺栓孔，呈半径12毫米的圆形分布，用于与小臂外壳进行螺栓连接。",
      "anchor_type": "interface",
      "anchor_id": "hole_group_5",
      "primary_view": "assembly_contact_fit",
      "pattern_type": "parallel_circular_hole_pattern",
      "inspection_card_refs": [
        "18.4.7",
        "18.7.4"
      ],
      "rule_id": "18.4.7",
      "rule_title": "避免多个零件组合加工",
      "retrieval_score": 73,
      "candidate_score_breakdown": {
        "bm25_semantic": 37,
        "bm25_raw_x100": 1256,
        "secondary_view_weak_match": 4,
        "semantic_role_weak_match": 2,
        "fact_tag_weak_match": 2,
        "inspection_card_targeted_lookup": 28
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "multi_part_assembly",
          "cross_part_hole_or_face",
          "requires_match_machining",
          "interchangeability_requirement"
        ],
        "bad_if": "若孔或面跨越多个零件并要求装配后共同加工才能满足位置，则判为互换性风险。",
        "good_if": "若各零件可分别加工并通过标准定位/连接保证装配功能，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_1",
          "instance_name": "电机和连接臂连接件-1",
          "review_scope": "part_design_required",
          "semantic_location": "组件侧面法兰区域",
          "evidence_refs": [
            "hole_group_5",
            "电机和连接臂连接件-1:face#4",
            "电机和连接臂连接件-1:face#5",
            "电机和连接臂连接件-1:face#6",
            "电机和连接臂连接件-1:face#7",
            "assembly_mate_6",
            "assembly_mate_7"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_contexts/component_1/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [],
          "roles": [
            "fastener_hole_candidate",
            "bolt_connection_interface"
          ],
          "measurements": {
            "diameter_mm": 5.5,
            "pattern_radius_mm": 12
          },
          "uncertainties": [
            "孔的贯通状态及是否有沉头/锪平结构需进一步确认",
            "缺乏公差和PMI信息，无法判断是否要求配作加工"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_contexts/component_1/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "组件上下文截图：component_1/best_oblique（电机和连接臂连接件-1 (电机和连接臂连接件)；电机和连接臂连接件-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_1::component_1_hole_group_5_bolt_pattern",
      "component_id": "component_1",
      "instance_name": "电机和连接臂连接件-1",
      "local_id": "lsu_001",
      "retrieval_sentence": "该组件包含四个直径为5.5毫米的螺栓孔，呈半径12毫米的圆形分布，用于与小臂外壳进行螺栓连接。",
      "anchor_type": "interface",
      "anchor_id": "hole_group_5",
      "primary_view": "assembly_contact_fit",
      "pattern_type": "parallel_circular_hole_pattern",
      "inspection_card_refs": [
        "18.4.7",
        "18.7.4"
      ],
      "rule_id": "18.2.7",
      "rule_title": "避免加工中的多次固定",
      "retrieval_score": 70,
      "candidate_score_breakdown": {
        "bm25_semantic": 62,
        "bm25_raw_x100": 8316,
        "semantic_intent_bonus": 8
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "machined_face_set",
          "fixture_direction_candidates",
          "required_relative_accuracy",
          "setup_count_estimate"
        ],
        "bad_if": "若同一零件的多个功能加工面需要相互保证位置精度，却分布在必须多次装夹的方向上，则判为多次固定风险。",
        "good_if": "若主要加工面在一次装夹或同一基准体系下可加工，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_1",
          "instance_name": "电机和连接臂连接件-1",
          "review_scope": "part_design_required",
          "semantic_location": "组件侧面法兰区域",
          "evidence_refs": [
            "hole_group_5",
            "电机和连接臂连接件-1:face#4",
            "电机和连接臂连接件-1:face#5",
            "电机和连接臂连接件-1:face#6",
            "电机和连接臂连接件-1:face#7",
            "assembly_mate_6",
            "assembly_mate_7"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_contexts/component_1/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [],
          "roles": [
            "fastener_hole_candidate",
            "bolt_connection_interface"
          ],
          "measurements": {
            "diameter_mm": 5.5,
            "pattern_radius_mm": 12
          },
          "uncertainties": [
            "孔的贯通状态及是否有沉头/锪平结构需进一步确认",
            "缺乏公差和PMI信息，无法判断是否要求配作加工"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_contexts/component_1/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "组件上下文截图：component_1/best_oblique（电机和连接臂连接件-1 (电机和连接臂连接件)；电机和连接臂连接件-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_1::component_1_cylindrical_surface_group_18_reducer_seat",
      "component_id": "component_1",
      "instance_name": "电机和连接臂连接件-1",
      "local_id": "lsu_002",
      "retrieval_sentence": "该组件包含一个直径为40毫米的圆柱面，用于与谐波减速器部件进行同轴配合。",
      "anchor_type": "interface",
      "anchor_id": "cylindrical_surface_group_18",
      "primary_view": "assembly_contact_fit",
      "pattern_type": "main_axis_cylindrical_surface_group",
      "inspection_card_refs": [
        "18.7.1"
      ],
      "rule_id": "18.7.1",
      "rule_title": "复杂加工表面要设计在外表面而不要设计在内表面上",
      "retrieval_score": 60,
      "candidate_score_breakdown": {
        "bm25_semantic": 36,
        "bm25_raw_x100": 1188,
        "secondary_view_weak_match": 4,
        "semantic_role_weak_match": 2,
        "fact_tag_weak_match": 4,
        "semantic_intent_penalty": -14,
        "inspection_card_targeted_lookup": 28
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "complex_machined_profile",
          "internal_or_external_surface",
          "tool_accessibility",
          "mating_axis_hole_pair"
        ],
        "bad_if": "若轴孔配合件之间的复杂加工轮廓位于内孔表面且外表面替代可行，则判为复杂内表面风险。",
        "good_if": "若复杂轮廓位于外表面或有明确内加工工艺能力，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_1",
          "instance_name": "电机和连接臂连接件-1",
          "review_scope": "part_design_required",
          "semantic_location": "组件主体圆柱段",
          "evidence_refs": [
            "cylindrical_surface_group_18",
            "电机和连接臂连接件-1:face#1",
            "assembly_mate_17",
            "assembly_mate_16"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_contexts/component_1/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [],
          "roles": [
            "bearing_or_hinge_seat_candidate",
            "reducer_mating_interface"
          ],
          "measurements": {
            "diameter_mm": 40,
            "radius_mm": 20
          },
          "uncertainties": [
            "圆柱面是内孔还是外圆需结合图像进一步确认",
            "缺乏配合公差信息，无法判断精密配合等级"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_contexts/component_1/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "组件上下文截图：component_1/best_oblique（电机和连接臂连接件-1 (电机和连接臂连接件)；电机和连接臂连接件-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_1::component_1_cylindrical_surface_group_18_reducer_seat",
      "component_id": "component_1",
      "instance_name": "电机和连接臂连接件-1",
      "local_id": "lsu_002",
      "retrieval_sentence": "该组件包含一个直径为40毫米的圆柱面，用于与谐波减速器部件进行同轴配合。",
      "anchor_type": "interface",
      "anchor_id": "cylindrical_surface_group_18",
      "primary_view": "assembly_contact_fit",
      "pattern_type": "main_axis_cylindrical_surface_group",
      "inspection_card_refs": [
        "18.7.1"
      ],
      "rule_id": "18.2.4",
      "rule_title": "加工面与不加工面不应平齐",
      "retrieval_score": 48,
      "candidate_score_breakdown": {
        "bm25_semantic": 38,
        "bm25_raw_x100": 1414,
        "semantic_role_weak_match": 2,
        "fact_tag_weak_match": 4,
        "semantic_intent_bonus": 4
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "assembly_contact_or_mate_face_pair",
          "face_area",
          "face_type_planar_or_curved",
          "adjacent_face_graph",
          "contact_patch_area_or_edge_span",
          "surrounding_non_contact_face_area_or_span",
          "step_height_between_local_face_and_surrounding_surface",
          "coplanar_or_near_coplanar_status",
          "unmachined_surface_label_or_cast_surface_candidate",
          "small_local_contact_face_candidate",
          "large_surrounding_non_contact_face_or_surface_candidate",
          "local_contact_face_inferred_as_machined",
          "surrounding_non_contact_surface_inferred_as_unmachined",
          "no_positive_step_or_raised_boss_between_local_and_surrounding_faces"
        ],
        "bad_if": "若一个局部面与其他零件存在接触/配合/定位等关系，因此被推断为加工面候选；同时该局部面面积远小于同一零件周围不接触表面，且两者无正向台阶/凸台分离，或台阶高度小于阈值，则判为加工面与不加工面平齐风险。",
        "good_if": "若局部接触加工面位于凸台或框形台阶上，且相对周围不接触的非加工表面有明确正向高度差，则通过。",
        "unknown_if": [
          "no_assembly_contact_or_mate_face_pair",
          "only_geometric_small_face_without_contact_evidence",
          "cannot_separate_local_contact_patch_from_surrounding_surface"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_1",
          "instance_name": "电机和连接臂连接件-1",
          "review_scope": "part_design_required",
          "semantic_location": "组件主体圆柱段",
          "evidence_refs": [
            "cylindrical_surface_group_18",
            "电机和连接臂连接件-1:face#1",
            "assembly_mate_17",
            "assembly_mate_16"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_contexts/component_1/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [],
          "roles": [
            "bearing_or_hinge_seat_candidate",
            "reducer_mating_interface"
          ],
          "measurements": {
            "diameter_mm": 40,
            "radius_mm": 20
          },
          "uncertainties": [
            "圆柱面是内孔还是外圆需结合图像进一步确认",
            "缺乏配合公差信息，无法判断精密配合等级"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_contexts/component_1/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "组件上下文截图：component_1/best_oblique（电机和连接臂连接件-1 (电机和连接臂连接件)；电机和连接臂连接件-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_42::component_42_hole_group_2",
      "component_id": "component_42",
      "instance_name": "轴承与连接臂连接件-1",
      "local_id": "lsu_001",
      "retrieval_sentence": "该零件包含一个由四个直径6毫米孔组成的圆形阵列，分布在半径10毫米的圆周上，用于紧固件连接。",
      "anchor_type": "feature",
      "anchor_id": "hole_group_2",
      "primary_view": "feature_pattern",
      "pattern_type": "parallel_circular_hole_pattern",
      "inspection_card_refs": [
        "18.4.7",
        "18.7.4"
      ],
      "rule_id": "18.4.7",
      "rule_title": "避免多个零件组合加工",
      "retrieval_score": 84,
      "candidate_score_breakdown": {
        "bm25_semantic": 59,
        "bm25_raw_x100": 6910,
        "semantic_role_weak_match": 4,
        "fact_tag_weak_match": 2,
        "function_weak_match": 4,
        "attribute_weak_match": 1,
        "semantic_intent_penalty": -14,
        "inspection_card_targeted_lookup": 28
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "multi_part_assembly",
          "cross_part_hole_or_face",
          "requires_match_machining",
          "interchangeability_requirement"
        ],
        "bad_if": "若孔或面跨越多个零件并要求装配后共同加工才能满足位置，则判为互换性风险。",
        "good_if": "若各零件可分别加工并通过标准定位/连接保证装配功能，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_42",
          "instance_name": "轴承与连接臂连接件-1",
          "review_scope": "part_design_required",
          "semantic_location": "法兰盘区域",
          "evidence_refs": [
            "hole_group_2",
            "轴承与连接臂连接件-1:face#1",
            "轴承与连接臂连接件-1:face#2",
            "轴承与连接臂连接件-1:face#3",
            "轴承与连接臂连接件-1:face#4"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_contexts/component_42/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [],
          "roles": [
            "fastener_hole_candidate"
          ],
          "measurements": {
            "radius_mm": 3,
            "diameter_mm": 6,
            "pattern_radius_mm": 10
          },
          "uncertainties": [
            "孔的贯通性未确认",
            "是否有沉头或锪平未确认"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_contexts/component_42/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "组件上下文截图：component_42/best_oblique（轴承与连接臂连接件-1 (轴承与连接臂连接件)；轴承与连接臂连接件-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_42::component_42_hole_group_2",
      "component_id": "component_42",
      "instance_name": "轴承与连接臂连接件-1",
      "local_id": "lsu_001",
      "retrieval_sentence": "该零件包含一个由四个直径6毫米孔组成的圆形阵列，分布在半径10毫米的圆周上，用于紧固件连接。",
      "anchor_type": "feature",
      "anchor_id": "hole_group_2",
      "primary_view": "feature_pattern",
      "pattern_type": "parallel_circular_hole_pattern",
      "inspection_card_refs": [
        "18.4.7",
        "18.7.4"
      ],
      "rule_id": "18.7.4",
      "rule_title": "能够在一次加工中得到的孔作为对中面效果",
      "retrieval_score": 81,
      "candidate_score_breakdown": {
        "bm25_semantic": 55,
        "bm25_raw_x100": 4899,
        "semantic_role_weak_match": 4,
        "fact_tag_weak_match": 2,
        "semantic_intent_penalty": -8,
        "inspection_card_targeted_lookup": 28
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "coaxial_hole_set",
          "single_setup_or_single_boring_path",
          "centering_requirement",
          "part_grouping"
        ],
        "bad_if": "若作为对中基准的孔分属多个台阶或零件且不能一次加工保证同轴，则判为对中精度风险。",
        "good_if": "若对中孔可在一次装夹、一次镗削或同一刀具路径中形成，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_42",
          "instance_name": "轴承与连接臂连接件-1",
          "review_scope": "part_design_required",
          "semantic_location": "法兰盘区域",
          "evidence_refs": [
            "hole_group_2",
            "轴承与连接臂连接件-1:face#1",
            "轴承与连接臂连接件-1:face#2",
            "轴承与连接臂连接件-1:face#3",
            "轴承与连接臂连接件-1:face#4"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_contexts/component_42/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [],
          "roles": [
            "fastener_hole_candidate"
          ],
          "measurements": {
            "radius_mm": 3,
            "diameter_mm": 6,
            "pattern_radius_mm": 10
          },
          "uncertainties": [
            "孔的贯通性未确认",
            "是否有沉头或锪平未确认"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_contexts/component_42/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "组件上下文截图：component_42/best_oblique（轴承与连接臂连接件-1 (轴承与连接臂连接件)；轴承与连接臂连接件-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_42::component_42_hole_group_2",
      "component_id": "component_42",
      "instance_name": "轴承与连接臂连接件-1",
      "local_id": "lsu_001",
      "retrieval_sentence": "该零件包含一个由四个直径6毫米孔组成的圆形阵列，分布在半径10毫米的圆周上，用于紧固件连接。",
      "anchor_type": "feature",
      "anchor_id": "hole_group_2",
      "primary_view": "feature_pattern",
      "pattern_type": "parallel_circular_hole_pattern",
      "inspection_card_refs": [
        "18.4.7",
        "18.7.4"
      ],
      "rule_id": "18.7.3",
      "rule_title": "以外圆和通孔作为对中面",
      "retrieval_score": 69,
      "candidate_score_breakdown": {
        "bm25_semantic": 52,
        "bm25_raw_x100": 3960,
        "secondary_view_weak_match": 4,
        "semantic_role_weak_match": 4,
        "fact_tag_weak_match": 2,
        "attribute_weak_match": 3,
        "semantic_intent_bonus": 4
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "centering_face_candidate",
          "through_hole_or_outer_cylinder",
          "blind_or_internal_face",
          "machining_accessibility"
        ],
        "bad_if": "若对中面为深盲孔/内凹轴面且可改为外圆或通孔对中，则判为对中面不利风险。",
        "good_if": "若对中面为外圆或通孔，且同轴关系可由一次加工保证，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_42",
          "instance_name": "轴承与连接臂连接件-1",
          "review_scope": "part_design_required",
          "semantic_location": "法兰盘区域",
          "evidence_refs": [
            "hole_group_2",
            "轴承与连接臂连接件-1:face#1",
            "轴承与连接臂连接件-1:face#2",
            "轴承与连接臂连接件-1:face#3",
            "轴承与连接臂连接件-1:face#4"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_contexts/component_42/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [],
          "roles": [
            "fastener_hole_candidate"
          ],
          "measurements": {
            "radius_mm": 3,
            "diameter_mm": 6,
            "pattern_radius_mm": 10
          },
          "uncertainties": [
            "孔的贯通性未确认",
            "是否有沉头或锪平未确认"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_contexts/component_42/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "组件上下文截图：component_42/best_oblique（轴承与连接臂连接件-1 (轴承与连接臂连接件)；轴承与连接臂连接件-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_42::component_42_hole_group_2",
      "component_id": "component_42",
      "instance_name": "轴承与连接臂连接件-1",
      "local_id": "lsu_001",
      "retrieval_sentence": "该零件包含一个由四个直径6毫米孔组成的圆形阵列，分布在半径10毫米的圆周上，用于紧固件连接。",
      "anchor_type": "feature",
      "anchor_id": "hole_group_2",
      "primary_view": "feature_pattern",
      "pattern_type": "parallel_circular_hole_pattern",
      "inspection_card_refs": [
        "18.4.7",
        "18.7.4"
      ],
      "rule_id": "18.2.7",
      "rule_title": "避免加工中的多次固定",
      "retrieval_score": 47,
      "candidate_score_breakdown": {
        "bm25_semantic": 47,
        "bm25_raw_x100": 2731,
        "function_weak_match": 2,
        "semantic_intent_penalty": -2
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "machined_face_set",
          "fixture_direction_candidates",
          "required_relative_accuracy",
          "setup_count_estimate"
        ],
        "bad_if": "若同一零件的多个功能加工面需要相互保证位置精度，却分布在必须多次装夹的方向上，则判为多次固定风险。",
        "good_if": "若主要加工面在一次装夹或同一基准体系下可加工，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_42",
          "instance_name": "轴承与连接臂连接件-1",
          "review_scope": "part_design_required",
          "semantic_location": "法兰盘区域",
          "evidence_refs": [
            "hole_group_2",
            "轴承与连接臂连接件-1:face#1",
            "轴承与连接臂连接件-1:face#2",
            "轴承与连接臂连接件-1:face#3",
            "轴承与连接臂连接件-1:face#4"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_contexts/component_42/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [],
          "roles": [
            "fastener_hole_candidate"
          ],
          "measurements": {
            "radius_mm": 3,
            "diameter_mm": 6,
            "pattern_radius_mm": 10
          },
          "uncertainties": [
            "孔的贯通性未确认",
            "是否有沉头或锪平未确认"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_contexts/component_42/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "组件上下文截图：component_42/best_oblique（轴承与连接臂连接件-1 (轴承与连接臂连接件)；轴承与连接臂连接件-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_42::component_42_cylindrical_surface_group_12",
      "component_id": "component_42",
      "instance_name": "轴承与连接臂连接件-1",
      "local_id": "lsu_002",
      "retrieval_sentence": "该零件具有一个直径50毫米的主圆柱面，作为轴承安装座或旋转支撑面。",
      "anchor_type": "feature",
      "anchor_id": "cylindrical_surface_group_12",
      "primary_view": "part_local_shape",
      "pattern_type": "main_axis_cylindrical_surface_group",
      "inspection_card_refs": [
        "18.7.1"
      ],
      "rule_id": "18.7.1",
      "rule_title": "复杂加工表面要设计在外表面而不要设计在内表面上",
      "retrieval_score": 85,
      "candidate_score_breakdown": {
        "bm25_semantic": 56,
        "bm25_raw_x100": 5545,
        "semantic_role_weak_match": 4,
        "fact_tag_weak_match": 4,
        "attribute_weak_match": 1,
        "semantic_intent_penalty": -8,
        "inspection_card_targeted_lookup": 28
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "complex_machined_profile",
          "internal_or_external_surface",
          "tool_accessibility",
          "mating_axis_hole_pair"
        ],
        "bad_if": "若轴孔配合件之间的复杂加工轮廓位于内孔表面且外表面替代可行，则判为复杂内表面风险。",
        "good_if": "若复杂轮廓位于外表面或有明确内加工工艺能力，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_42",
          "instance_name": "轴承与连接臂连接件-1",
          "review_scope": "part_design_required",
          "semantic_location": "主体轴颈区域",
          "evidence_refs": [
            "cylindrical_surface_group_12",
            "轴承与连接臂连接件-1:face#5"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_contexts/component_42/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [],
          "roles": [
            "bearing_or_hinge_seat_candidate"
          ],
          "measurements": {
            "radius_mm": 25,
            "diameter_mm": 50
          },
          "uncertainties": [
            "内外侧分类需图像确认",
            "加工精度等级未确认"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_contexts/component_42/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "组件上下文截图：component_42/best_oblique（轴承与连接臂连接件-1 (轴承与连接臂连接件)；轴承与连接臂连接件-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_42::component_42_cylindrical_surface_group_12",
      "component_id": "component_42",
      "instance_name": "轴承与连接臂连接件-1",
      "local_id": "lsu_002",
      "retrieval_sentence": "该零件具有一个直径50毫米的主圆柱面，作为轴承安装座或旋转支撑面。",
      "anchor_type": "feature",
      "anchor_id": "cylindrical_surface_group_12",
      "primary_view": "part_local_shape",
      "pattern_type": "main_axis_cylindrical_surface_group",
      "inspection_card_refs": [
        "18.7.1"
      ],
      "rule_id": "18.2.4",
      "rule_title": "加工面与不加工面不应平齐",
      "retrieval_score": 53,
      "candidate_score_breakdown": {
        "bm25_semantic": 43,
        "bm25_raw_x100": 2028,
        "semantic_role_weak_match": 4,
        "fact_tag_weak_match": 2,
        "attribute_weak_match": 4
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "assembly_contact_or_mate_face_pair",
          "face_area",
          "face_type_planar_or_curved",
          "adjacent_face_graph",
          "contact_patch_area_or_edge_span",
          "surrounding_non_contact_face_area_or_span",
          "step_height_between_local_face_and_surrounding_surface",
          "coplanar_or_near_coplanar_status",
          "unmachined_surface_label_or_cast_surface_candidate",
          "small_local_contact_face_candidate",
          "large_surrounding_non_contact_face_or_surface_candidate",
          "local_contact_face_inferred_as_machined",
          "surrounding_non_contact_surface_inferred_as_unmachined",
          "no_positive_step_or_raised_boss_between_local_and_surrounding_faces"
        ],
        "bad_if": "若一个局部面与其他零件存在接触/配合/定位等关系，因此被推断为加工面候选；同时该局部面面积远小于同一零件周围不接触表面，且两者无正向台阶/凸台分离，或台阶高度小于阈值，则判为加工面与不加工面平齐风险。",
        "good_if": "若局部接触加工面位于凸台或框形台阶上，且相对周围不接触的非加工表面有明确正向高度差，则通过。",
        "unknown_if": [
          "no_assembly_contact_or_mate_face_pair",
          "only_geometric_small_face_without_contact_evidence",
          "cannot_separate_local_contact_patch_from_surrounding_surface"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_42",
          "instance_name": "轴承与连接臂连接件-1",
          "review_scope": "part_design_required",
          "semantic_location": "主体轴颈区域",
          "evidence_refs": [
            "cylindrical_surface_group_12",
            "轴承与连接臂连接件-1:face#5"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_contexts/component_42/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [],
          "roles": [
            "bearing_or_hinge_seat_candidate"
          ],
          "measurements": {
            "radius_mm": 25,
            "diameter_mm": 50
          },
          "uncertainties": [
            "内外侧分类需图像确认",
            "加工精度等级未确认"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_contexts/component_42/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "组件上下文截图：component_42/best_oblique（轴承与连接臂连接件-1 (轴承与连接臂连接件)；轴承与连接臂连接件-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_42::component_42_cylindrical_surface_group_12",
      "component_id": "component_42",
      "instance_name": "轴承与连接臂连接件-1",
      "local_id": "lsu_002",
      "retrieval_sentence": "该零件具有一个直径50毫米的主圆柱面，作为轴承安装座或旋转支撑面。",
      "anchor_type": "feature",
      "anchor_id": "cylindrical_surface_group_12",
      "primary_view": "part_local_shape",
      "pattern_type": "main_axis_cylindrical_surface_group",
      "inspection_card_refs": [
        "18.7.1"
      ],
      "rule_id": "18.4.4",
      "rule_title": "外圆上不宜有凸起",
      "retrieval_score": 46,
      "candidate_score_breakdown": {
        "bm25_semantic": 33,
        "bm25_raw_x100": 976,
        "primary_view_weak_match": 6,
        "semantic_role_weak_match": 2,
        "fact_tag_weak_match": 4,
        "attribute_weak_match": 1
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "cylindrical_outer_surface",
          "turning_axis",
          "local_projection_on_cut_path",
          "interrupted_cut"
        ],
        "bad_if": "若圆柱外表面的车削路径被局部凸起、肋或耳挡中断，则判为外圆凸起风险。",
        "good_if": "若外圆表面为连续回转面或凸起不进入刀具扫掠范围，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_42",
          "instance_name": "轴承与连接臂连接件-1",
          "review_scope": "part_design_required",
          "semantic_location": "主体轴颈区域",
          "evidence_refs": [
            "cylindrical_surface_group_12",
            "轴承与连接臂连接件-1:face#5"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_contexts/component_42/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [],
          "roles": [
            "bearing_or_hinge_seat_candidate"
          ],
          "measurements": {
            "radius_mm": 25,
            "diameter_mm": 50
          },
          "uncertainties": [
            "内外侧分类需图像确认",
            "加工精度等级未确认"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_contexts/component_42/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "组件上下文截图：component_42/best_oblique（轴承与连接臂连接件-1 (轴承与连接臂连接件)；轴承与连接臂连接件-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_42::component_42_cylindrical_surface_group_12",
      "component_id": "component_42",
      "instance_name": "轴承与连接臂连接件-1",
      "local_id": "lsu_002",
      "retrieval_sentence": "该零件具有一个直径50毫米的主圆柱面，作为轴承安装座或旋转支撑面。",
      "anchor_type": "feature",
      "anchor_id": "cylindrical_surface_group_12",
      "primary_view": "part_local_shape",
      "pattern_type": "main_axis_cylindrical_surface_group",
      "inspection_card_refs": [
        "18.7.1"
      ],
      "rule_id": "18.3.1",
      "rule_title": "用平面磨代替手工研磨导轨",
      "retrieval_score": 45,
      "candidate_score_breakdown": {
        "bm25_semantic": 34,
        "bm25_raw_x100": 1030,
        "primary_view_weak_match": 6,
        "semantic_role_weak_match": 2,
        "fact_tag_weak_match": 2,
        "attribute_weak_match": 1
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "guideway_surface",
          "surface_shape",
          "grinding_accessibility",
          "manual_finishing_dependency"
        ],
        "bad_if": "若导轨/滑动面为长精密表面但形状不适合平面磨削、需手工研磨，则判为手工加工依赖风险。",
        "good_if": "若导轨主要精密面为平面或平-V组合且磨削可达，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_42",
          "instance_name": "轴承与连接臂连接件-1",
          "review_scope": "part_design_required",
          "semantic_location": "主体轴颈区域",
          "evidence_refs": [
            "cylindrical_surface_group_12",
            "轴承与连接臂连接件-1:face#5"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_contexts/component_42/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [],
          "roles": [
            "bearing_or_hinge_seat_candidate"
          ],
          "measurements": {
            "radius_mm": 25,
            "diameter_mm": 50
          },
          "uncertainties": [
            "内外侧分类需图像确认",
            "加工精度等级未确认"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_contexts/component_42/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "组件上下文截图：component_42/best_oblique（轴承与连接臂连接件-1 (轴承与连接臂连接件)；轴承与连接臂连接件-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_42::component_42_planar_surface_candidate_6",
      "component_id": "component_42",
      "instance_name": "轴承与连接臂连接件-1",
      "local_id": "lsu_003",
      "retrieval_sentence": "该零件的一个平面与小臂外壳的平面直接接触，形成装配配合面。",
      "anchor_type": "interface",
      "anchor_id": "planar_surface_candidate_6",
      "primary_view": "assembly_contact_fit",
      "pattern_type": "planar_pad_step_or_face_candidate",
      "inspection_card_refs": [],
      "rule_id": "18.2.4",
      "rule_title": "加工面与不加工面不应平齐",
      "retrieval_score": 74,
      "candidate_score_breakdown": {
        "bm25_semantic": 54,
        "bm25_raw_x100": 4595,
        "semantic_role_weak_match": 4,
        "fact_tag_weak_match": 6,
        "function_weak_match": 2,
        "attribute_weak_match": 4,
        "semantic_intent_bonus": 4
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "assembly_contact_or_mate_face_pair",
          "face_area",
          "face_type_planar_or_curved",
          "adjacent_face_graph",
          "contact_patch_area_or_edge_span",
          "surrounding_non_contact_face_area_or_span",
          "step_height_between_local_face_and_surrounding_surface",
          "coplanar_or_near_coplanar_status",
          "unmachined_surface_label_or_cast_surface_candidate",
          "small_local_contact_face_candidate",
          "large_surrounding_non_contact_face_or_surface_candidate",
          "local_contact_face_inferred_as_machined",
          "surrounding_non_contact_surface_inferred_as_unmachined",
          "no_positive_step_or_raised_boss_between_local_and_surrounding_faces"
        ],
        "bad_if": "若一个局部面与其他零件存在接触/配合/定位等关系，因此被推断为加工面候选；同时该局部面面积远小于同一零件周围不接触表面，且两者无正向台阶/凸台分离，或台阶高度小于阈值，则判为加工面与不加工面平齐风险。",
        "good_if": "若局部接触加工面位于凸台或框形台阶上，且相对周围不接触的非加工表面有明确正向高度差，则通过。",
        "unknown_if": [
          "no_assembly_contact_or_mate_face_pair",
          "only_geometric_small_face_without_contact_evidence",
          "cannot_separate_local_contact_patch_from_surrounding_surface"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_42",
          "instance_name": "轴承与连接臂连接件-1",
          "review_scope": "part_design_required",
          "semantic_location": "装配接触端面",
          "evidence_refs": [
            "planar_surface_candidate_6",
            "轴承与连接臂连接件-1:face#6",
            "contact_小臂外壳1_1_face_11__轴承与连接臂连接件_1_face_6"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_contexts/component_42/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [
            "小臂外壳1-1:face#11"
          ],
          "roles": [
            "planar_mating_face"
          ],
          "measurements": {
            "area_mm2": 1850.398
          },
          "uncertainties": [
            "平面度公差未确认"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_contexts/component_42/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "组件上下文截图：component_42/best_oblique（轴承与连接臂连接件-1 (轴承与连接臂连接件)；轴承与连接臂连接件-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_42::component_42_planar_surface_candidate_6",
      "component_id": "component_42",
      "instance_name": "轴承与连接臂连接件-1",
      "local_id": "lsu_003",
      "retrieval_sentence": "该零件的一个平面与小臂外壳的平面直接接触，形成装配配合面。",
      "anchor_type": "interface",
      "anchor_id": "planar_surface_candidate_6",
      "primary_view": "assembly_contact_fit",
      "pattern_type": "planar_pad_step_or_face_candidate",
      "inspection_card_refs": [],
      "rule_id": "18.3.2",
      "rule_title": "用平面磨或精刨代替刮研减速箱分箱面",
      "retrieval_score": 59,
      "candidate_score_breakdown": {
        "bm25_semantic": 50,
        "bm25_raw_x100": 3402,
        "secondary_view_weak_match": 4,
        "semantic_role_weak_match": 2,
        "fact_tag_weak_match": 2,
        "function_weak_match": 2,
        "attribute_weak_match": 3,
        "semantic_intent_penalty": -4
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "split_joint_face",
          "large_planar_face",
          "machine_tool_access",
          "flatness_requirement"
        ],
        "bad_if": "若大型分箱面为功能密封/定位面且缺少可机加工基准或可达性，导致依赖刮研，则判为风险。",
        "good_if": "若分箱面为开阔平面，可由平面磨、精刨或铣削保证平面度，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_42",
          "instance_name": "轴承与连接臂连接件-1",
          "review_scope": "part_design_required",
          "semantic_location": "装配接触端面",
          "evidence_refs": [
            "planar_surface_candidate_6",
            "轴承与连接臂连接件-1:face#6",
            "contact_小臂外壳1_1_face_11__轴承与连接臂连接件_1_face_6"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_contexts/component_42/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [
            "小臂外壳1-1:face#11"
          ],
          "roles": [
            "planar_mating_face"
          ],
          "measurements": {
            "area_mm2": 1850.398
          },
          "uncertainties": [
            "平面度公差未确认"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_contexts/component_42/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "组件上下文截图：component_42/best_oblique（轴承与连接臂连接件-1 (轴承与连接臂连接件)；轴承与连接臂连接件-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_42::component_42_planar_surface_candidate_6",
      "component_id": "component_42",
      "instance_name": "轴承与连接臂连接件-1",
      "local_id": "lsu_003",
      "retrieval_sentence": "该零件的一个平面与小臂外壳的平面直接接触，形成装配配合面。",
      "anchor_type": "interface",
      "anchor_id": "planar_surface_candidate_6",
      "primary_view": "assembly_contact_fit",
      "pattern_type": "planar_pad_step_or_face_candidate",
      "inspection_card_refs": [],
      "rule_id": "18.4.8",
      "rule_title": "避免不必要的补充加工",
      "retrieval_score": 56,
      "candidate_score_breakdown": {
        "bm25_semantic": 48,
        "bm25_raw_x100": 3035,
        "semantic_role_weak_match": 4,
        "function_weak_match": 2,
        "attribute_weak_match": 2
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "machined_feature_candidate",
          "functional_role_evidence",
          "supplementary_operation_indicator"
        ],
        "bad_if": "若加工特征无明确装配、定位、密封、运动或精度功能，仅为非必要外形，则判为补充加工风险。",
        "good_if": "若该特征可由毛坯直接形成或确有功能/安全/装配要求，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_42",
          "instance_name": "轴承与连接臂连接件-1",
          "review_scope": "part_design_required",
          "semantic_location": "装配接触端面",
          "evidence_refs": [
            "planar_surface_candidate_6",
            "轴承与连接臂连接件-1:face#6",
            "contact_小臂外壳1_1_face_11__轴承与连接臂连接件_1_face_6"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_contexts/component_42/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [
            "小臂外壳1-1:face#11"
          ],
          "roles": [
            "planar_mating_face"
          ],
          "measurements": {
            "area_mm2": 1850.398
          },
          "uncertainties": [
            "平面度公差未确认"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_contexts/component_42/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "组件上下文截图：component_42/best_oblique（轴承与连接臂连接件-1 (轴承与连接臂连接件)；轴承与连接臂连接件-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_42::component_42_planar_surface_candidate_6",
      "component_id": "component_42",
      "instance_name": "轴承与连接臂连接件-1",
      "local_id": "lsu_003",
      "retrieval_sentence": "该零件的一个平面与小臂外壳的平面直接接触，形成装配配合面。",
      "anchor_type": "interface",
      "anchor_id": "planar_surface_candidate_6",
      "primary_view": "assembly_contact_fit",
      "pattern_type": "planar_pad_step_or_face_candidate",
      "inspection_card_refs": [],
      "rule_id": "18.2.3",
      "rule_title": "减小加工面的长度",
      "retrieval_score": 50,
      "candidate_score_breakdown": {
        "bm25_semantic": 56,
        "bm25_raw_x100": 5336,
        "semantic_role_weak_match": 2,
        "fact_tag_weak_match": 4,
        "function_weak_match": 2,
        "attribute_weak_match": 4,
        "semantic_intent_penalty": -18
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "long_machined_cylindrical_or_planar_face",
          "functional_contact_span",
          "relief_or_clearance_region"
        ],
        "bad_if": "若长圆柱/平面配合面全长被推断为精加工，而中部无必要接触、支承或定位功能，则判为加工面过长风险。",
        "good_if": "若长配合结构被分解为短配合带并有中间 relief/让空区，则通过。",
        "unknown_if": [
          "only_title_or_ocr_text_without_geometry",
          "no_feature_role_inference",
          "ambiguous image panel order",
          "missing_process_or_precision_requirement_when_rule_depends_on_tolerance"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_42",
          "instance_name": "轴承与连接臂连接件-1",
          "review_scope": "part_design_required",
          "semantic_location": "装配接触端面",
          "evidence_refs": [
            "planar_surface_candidate_6",
            "轴承与连接臂连接件-1:face#6",
            "contact_小臂外壳1_1_face_11__轴承与连接臂连接件_1_face_6"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_contexts/component_42/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [
            "小臂外壳1-1:face#11"
          ],
          "roles": [
            "planar_mating_face"
          ],
          "measurements": {
            "area_mm2": 1850.398
          },
          "uncertainties": [
            "平面度公差未确认"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_contexts/component_42/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "组件上下文截图：component_42/best_oblique（轴承与连接臂连接件-1 (轴承与连接臂连接件)；轴承与连接臂连接件-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    },
    {
      "unit_key": "component_42::component_42_planar_surface_candidate_7",
      "component_id": "component_42",
      "instance_name": "轴承与连接臂连接件-1",
      "local_id": "lsu_004",
      "retrieval_sentence": "该零件包含另一个平行平面，可能作为装配定位面或结构支撑面。",
      "anchor_type": "feature",
      "anchor_id": "planar_surface_candidate_7",
      "primary_view": "part_local_shape",
      "pattern_type": "planar_pad_step_or_face_candidate",
      "inspection_card_refs": [],
      "rule_id": "18.2.4",
      "rule_title": "加工面与不加工面不应平齐",
      "retrieval_score": 52,
      "candidate_score_breakdown": {
        "bm25_semantic": 36,
        "bm25_raw_x100": 1223,
        "semantic_role_weak_match": 4,
        "fact_tag_weak_match": 4,
        "function_weak_match": 2,
        "attribute_weak_match": 2,
        "semantic_intent_bonus": 4
      },
      "candidate_selection_reason": "score >= 45",
      "rule_verification": {
        "required_model_facts": [
          "assembly_contact_or_mate_face_pair",
          "face_area",
          "face_type_planar_or_curved",
          "adjacent_face_graph",
          "contact_patch_area_or_edge_span",
          "surrounding_non_contact_face_area_or_span",
          "step_height_between_local_face_and_surrounding_surface",
          "coplanar_or_near_coplanar_status",
          "unmachined_surface_label_or_cast_surface_candidate",
          "small_local_contact_face_candidate",
          "large_surrounding_non_contact_face_or_surface_candidate",
          "local_contact_face_inferred_as_machined",
          "surrounding_non_contact_surface_inferred_as_unmachined",
          "no_positive_step_or_raised_boss_between_local_and_surrounding_faces"
        ],
        "bad_if": "若一个局部面与其他零件存在接触/配合/定位等关系，因此被推断为加工面候选；同时该局部面面积远小于同一零件周围不接触表面，且两者无正向台阶/凸台分离，或台阶高度小于阈值，则判为加工面与不加工面平齐风险。",
        "good_if": "若局部接触加工面位于凸台或框形台阶上，且相对周围不接触的非加工表面有明确正向高度差，则通过。",
        "unknown_if": [
          "no_assembly_contact_or_mate_face_pair",
          "only_geometric_small_face_without_contact_evidence",
          "cannot_separate_local_contact_patch_from_surrounding_surface"
        ]
      },
      "available_evidence": {
        "fact_bundle": {
          "component_id": "component_42",
          "instance_name": "轴承与连接臂连接件-1",
          "review_scope": "part_design_required",
          "semantic_location": "另一侧端面",
          "evidence_refs": [
            "planar_surface_candidate_7",
            "轴承与连接臂连接件-1:face#7"
          ],
          "image_evidence_names": [
            "extractions/primary_y/model_images/component_contexts/component_42/best_oblique.jpg"
          ],
          "neighbor_evidence_refs": [],
          "roles": [
            "planar_feature"
          ],
          "measurements": {
            "area_mm2": 1649.128
          },
          "uncertainties": [
            "是否接触其他零件未确认",
            "加工要求未确认"
          ]
        },
        "semantic_image_evidence_names": [
          "extractions/primary_y/model_images/component_contexts/component_42/best_oblique.jpg"
        ],
        "evidence_image_names": [
          "组件上下文截图：component_42/best_oblique（轴承与连接臂连接件-1 (轴承与连接臂连接件)；轴承与连接臂连接件-1）"
        ],
        "expected_evidence_resolution_order": [
          "fact_bundle",
          "B-rep geometry and measurements already present in the local subgraph fact bundle",
          "contact relations already present in the local subgraph fact bundle",
          "SolidWorks mate relations already present in the local subgraph fact bundle",
          "attached evidence images",
          "AI semantic inference for process role or function facts that cannot be directly extracted"
        ]
      }
    }
  ]
}