[
 {
  "axis": "J1",
  "lo": -2.0,
  "hi": 179.0,
  "continuous": false,
  "zero": 0.0,
  "note": "正向 +179° / 反向 -2°，总行程 181°（全对全动态扫描验证，含相邻件与电机）"
 },
 {
  "axis": "J2",
  "lo": -112.0,
  "hi": 116.0,
  "continuous": false,
  "zero": 0.0,
  "note": "正向 +116° / 反向 -112°，总行程 228°（全对全动态扫描验证，含相邻件与电机）"
 },
 {
  "axis": "J3",
  "lo": -180.0,
  "hi": 180.0,
  "continuous": true,
  "zero": 0.0,
  "note": "整周无干涉，可 360° 连续旋转（全对全动态扫描验证）"
 },
 {
  "axis": "J4",
  "lo": -105.0,
  "hi": 105.0,
  "continuous": false,
  "zero": 0.0,
  "note": "正向 +105° / 反向 -105°，总行程 210°（L型骨架消除轴向干涉，行程近翻倍）"
 },
 {
  "axis": "J5",
  "lo": -101.0,
  "hi": 101.0,
  "continuous": false,
  "zero": 0.0,
  "note": "正向 +101° / 反向 -101°，总行程 202°（全对全动态扫描验证，含相邻件与电机）"
 },
 {
  "axis": "J6",
  "lo": -180.0,
  "hi": 180.0,
  "continuous": true,
  "zero": 0.0,
  "note": "整周无干涉，可 360° 连续旋转（全对全动态扫描验证）"
 }
]