{
  "contract_hash": "1d9c54f6cfd3bfef2c61072ad4cc9581b6c2f75e934b2719453f871fb3e7dac8",
  "requirements": [
    {
      "acceptance_claims": [
        {
          "claim_id": "claim_001",
          "claim_kind": "solid_count_equals",
          "expected": {
            "value": 1
          }
        },
        {
          "claim_id": "claim_002",
          "claim_kind": "single_connected_body",
          "expected": {}
        },
        {
          "claim_id": "claim_003",
          "claim_kind": "through_cylindrical_bore",
          "expected": {
            "count": 3,
            "diameter_mm": 12,
            "tolerance_mm": 0.1
          }
        },
        {
          "claim_id": "claim_004",
          "claim_kind": "collinear_through_bore_chain",
          "expected": {
            "adjacent_distances_mm": [
              60,
              80
            ],
            "diameter_mm": 12,
            "tolerance_mm": 0.1
          }
        },
        {
          "claim_id": "claim_005",
          "claim_kind": "bbox_rank_dimension_mm",
          "expected": {
            "rank": "minimum",
            "tolerance_mm": 0.01,
            "value": 10
          }
        }
      ],
      "assumptions": [],
      "draft_id": "draft_001",
      "requirement_id": "req_001",
      "source_ids": [
        "src_001"
      ],
      "statement": "生成一个单一连通的三孔机械连杆主体，三个孔的中心位于同一直线上，相邻孔中心距分别为60毫米和80毫米，三个孔直径均为12毫米，连杆整体厚度为10毫米。"
    },
    {
      "acceptance_claims": [
        {
          "claim_id": "claim_006",
          "claim_kind": "visual",
          "expected": {
            "description": "每个孔周围都有直径32毫米的外圆特征，外轮廓各段之间平滑过渡并连续连接。"
          }
        }
      ],
      "assumptions": [],
      "draft_id": "draft_002",
      "requirement_id": "req_002",
      "source_ids": [
        "src_001"
      ],
      "statement": "连杆外轮廓应在每个孔周围形成直径32毫米的外圆，并且各段外轮廓平滑连接。"
    }
  ],
  "schema_version": "cad.requirements-contract.v1",
  "task_id": "cad_4284230fee59"
}