gan_jian_lib.json

[
  {
    "xu_hao": 0,
    "jie_dian": [
      0,
      1
    ],
    "L": 5000
  },
  {
    "xu_hao": 1,
    "jie_dian": [
      1,
      2
    ],
    "L": 5590,
    "cos": 0.447,
    "sin": -0.895
  }
]