{
  "source": "03_连接与管件/0301_法兰/030102_JBT4702乙型平焊法兰/JBT4702-2000AM-0_6_1.solidworks_evidence_v2.json",
  "part_id": "JBT4702-2000AM-0_6_1",
  "source_status": "hybrid_semantic_surfaceir_pending",
  "source_self_validation": {
    "schema": "solidworks.cad_evidence.self_validation.v1",
    "passed": true,
    "meaning": "complete reusable extraction; not a claim of backend feature support or 1:1 rebuild",
    "counts": {
      "features": 24,
      "opaque_exact_geometry_features": 0,
      "typed_body_features": 4,
      "direct_semantic_features": 1,
      "typed_features_requiring_history": 3,
      "complete_history_features": 3,
      "spline_segments": 0,
      "incomplete_splines": 0,
      "exact_bcurves": 0,
      "incomplete_bcurves": 0,
      "exact_bsurfaces": 0,
      "incomplete_bsurfaces": 0,
      "exact_trimmed_faces": 0,
      "incomplete_trimmed_faces": 0,
      "missing_exact_geometry_catalog_references": 0,
      "incomplete_topology_records": 0,
      "skipped_getter_signatures": 1
    },
    "feature_contracts": [
      {
        "feature": "旋转1",
        "family": "revolve",
        "passed": true,
        "blockers": []
      },
      {
        "feature": "旋转2",
        "family": "revolve",
        "passed": true,
        "blockers": []
      },
      {
        "feature": "切除-拉伸1",
        "family": "extrude",
        "passed": true,
        "blockers": []
      },
      {
        "feature": "阵列(圆周)1",
        "family": "pattern",
        "passed": true,
        "blockers": []
      }
    ],
    "blockers": []
  },
  "step_inference": {
    "available": true,
    "face_count": 117,
    "surface_counts": {
      "cone": 12,
      "cylinder": 90,
      "plane": 7,
      "torus": 8
    },
    "axis_count": 102,
    "repeat_spacings_mm": [
      {
        "spacing_mm": 707.5,
        "pair_count": 69
      },
      {
        "spacing_mm": 712.1854,
        "pair_count": 35
      },
      {
        "spacing_mm": 708.0135,
        "pair_count": 35
      },
      {
        "spacing_mm": 707.5707,
        "pair_count": 35
      },
      {
        "spacing_mm": 711.5703,
        "pair_count": 35
      },
      {
        "spacing_mm": 123.3254,
        "pair_count": 34
      },
      {
        "spacing_mm": 245.7122,
        "pair_count": 34
      },
      {
        "spacing_mm": 366.2289,
        "pair_count": 34
      },
      {
        "spacing_mm": 483.9585,
        "pair_count": 34
      },
      {
        "spacing_mm": 598.0048,
        "pair_count": 34
      },
      {
        "spacing_mm": 811.6107,
        "pair_count": 34
      },
      {
        "spacing_mm": 909.5445,
        "pair_count": 34
      }
    ],
    "metrics": {
      "bounding_box_mm": [
        -730.0,
        -200.0,
        -730.0,
        730.0,
        76.0,
        730.0
      ],
      "volume_mm3": 36628358.74428211,
      "surface_area_mm2": 3853126.597348455,
      "solid_count": 3,
      "face_count": 117,
      "edge_count": 374,
      "vertex_count": 228
    },
    "error": null,
    "truth_comparison": {
      "expected_from_evidence": {
        "bounding_box_mm": [
          -730.0,
          -200.0,
          -730.0,
          730.0,
          76.0,
          730.0
        ],
        "volume_mm3": 36628358.74428381,
        "surface_area_mm2": 3853126.59734862,
        "solid_count": 3,
        "face_count": 62,
        "edge_count": 133,
        "vertex_count": 36
      },
      "comparisons": {
        "volume_mm3": {
          "expected": 36628358.74428381,
          "actual": 36628358.74428211,
          "absolute_delta": 1.6987323760986328e-06,
          "within_tolerance": true
        },
        "surface_area_mm2": {
          "expected": 3853126.59734862,
          "actual": 3853126.597348455,
          "absolute_delta": 1.6530975699424744e-07,
          "within_tolerance": true
        },
        "bounding_box_mm": {
          "expected": [
            -730.0,
            -200.0,
            -730.0,
            730.0,
            76.0,
            730.0
          ],
          "actual": [
            -730.0,
            -200.0,
            -730.0,
            730.0,
            76.0,
            730.0
          ],
          "max_absolute_delta": 0.0,
          "within_tolerance": true
        },
        "solid_count": {
          "expected": 3,
          "actual": 3,
          "matches": true
        },
        "face_count": {
          "expected": 62,
          "actual": 117,
          "matches": false
        },
        "edge_count": {
          "expected": 133,
          "actual": 374,
          "matches": false
        },
        "vertex_count": {
          "expected": 36,
          "actual": 228,
          "matches": false
        }
      },
      "numeric_geometry_match": true,
      "topology_counts_match": false
    }
  },
  "features": [
    {
      "feature_id": "f_001",
      "source_name": "前视基准面",
      "atomic_id": "reference_plane",
      "execution_status": "deferred",
      "unresolved": [],
      "step_inferred_selector_count": 0
    },
    {
      "feature_id": "f_002",
      "source_name": "上视基准面",
      "atomic_id": "reference_plane",
      "execution_status": "deferred",
      "unresolved": [],
      "step_inferred_selector_count": 0
    },
    {
      "feature_id": "f_003",
      "source_name": "右视基准面",
      "atomic_id": "reference_plane",
      "execution_status": "deferred",
      "unresolved": [],
      "step_inferred_selector_count": 0
    },
    {
      "feature_id": "f_004",
      "source_name": "旋转1",
      "atomic_id": "revolve_add",
      "execution_status": "deferred",
      "unresolved": [],
      "step_inferred_selector_count": 0
    },
    {
      "feature_id": "f_005",
      "source_name": "旋转2",
      "atomic_id": "revolve_add",
      "execution_status": "deferred",
      "unresolved": [],
      "step_inferred_selector_count": 0
    },
    {
      "feature_id": "f_006",
      "source_name": "切除-拉伸1",
      "atomic_id": "extrude_cut_blind",
      "execution_status": "supported",
      "unresolved": [],
      "step_inferred_selector_count": 0
    },
    {
      "feature_id": "f_007",
      "source_name": "基准轴1",
      "atomic_id": "reference_axis",
      "execution_status": "deferred",
      "unresolved": [],
      "step_inferred_selector_count": 0
    }
  ],
  "semantic_validation": {
    "schema_version": "1.1.0",
    "feature_count": 7,
    "sketch_count": 3,
    "deferred_feature_ids": [
      "f_001",
      "f_002",
      "f_004",
      "f_003",
      "f_005",
      "f_007"
    ],
    "unresolved": [],
    "future_rebuild_ready": true
  }
}