{
  "schemaVersion": 1,
  "measurementContractVersion": "1.0",
  "status": "completed",
  "message": "头车车钩偏转与左右梁挠度测量完成",
  "context": {
    "inspectionObject": "head",
    "inspectionObjectName": "头车"
  },
  "measurements": [
    {
      "taskNo": "5",
      "metricCode": "underframe.longitudinal_beam.vertical_deflection",
      "name": "纵向梁到直线的垂直偏差（挠度）",
      "position": "左梁",
      "value": 0.265,
      "unit": "mm",
      "tolerance": 7.0,
      "toleranceLabel": "±7 mm",
      "status": "pass"
    },
    {
      "taskNo": "5",
      "metricCode": "underframe.longitudinal_beam.vertical_deflection",
      "name": "纵向梁到直线的垂直偏差（挠度）",
      "position": "右梁",
      "value": 0.270,
      "unit": "mm",
      "tolerance": 12.0,
      "toleranceLabel": "±12 mm",
      "status": "pass"
    },
    {
      "taskNo": "8",
      "metricCode": "coupler.panel.reference_plane.right_deflection",
      "name": "车钩面板到参考面的右偏转角",
      "value": 0.022,
      "unit": "mm",
      "baseline": 375.0,
      "tolerance": 0.8,
      "toleranceLabel": "0.8/375 mm",
      "status": "pass"
    },
    {
      "taskNo": "10",
      "metricCode": "coupler.panel.longitudinal_center.right_deflection",
      "name": "车钩面板到纵向中心的右偏转角",
      "value": 0.073,
      "unit": "mm",
      "baseline": 700.0,
      "tolerance": 1.0,
      "toleranceLabel": "1/700 mm",
      "status": "pass"
    }
  ],
  "extra": {
    "intermediateMetrics": [
      {
        "metricCode": "coupler.panel.dx_y_max",
        "name": "Y 方向计算用最大 X 偏差",
        "value": 0.010,
        "unit": "mm"
      },
      {
        "metricCode": "coupler.panel.dx_z_max",
        "name": "Z 方向计算用最大 X 偏差",
        "value": 0.010,
        "unit": "mm"
      }
    ]
  }
}