[
  {
    "id": "E01",
    "source": "vi",
    "target": "im1",
    "gain": "gm1",
    "constraint": "G1",
    "law": "M1 跨导源的本构关系"
  },
  {
    "id": "E02",
    "source": "va",
    "target": "vgs2",
    "gain": "1",
    "constraint": "G2",
    "law": "M2 栅源端电压定义（KVL）"
  },
  {
    "id": "E03",
    "source": "vx",
    "target": "vgs2",
    "gain": "-1",
    "constraint": "G2",
    "law": "M2 栅源端电压定义（KVL）"
  },
  {
    "id": "E04",
    "source": "vgs2",
    "target": "im2",
    "gain": "gm2",
    "constraint": "G3",
    "law": "M2 跨导源的本构关系"
  },
  {
    "id": "E05",
    "source": "vo",
    "target": "iL",
    "gain": "s*CL",
    "constraint": "G4",
    "law": "CL 的本构关系"
  },
  {
    "id": "E06",
    "source": "im2",
    "target": "io2",
    "gain": "-1",
    "constraint": "G5",
    "law": "输出节点 KCL"
  },
  {
    "id": "E07",
    "source": "iL",
    "target": "io2",
    "gain": "-1",
    "constraint": "G5",
    "law": "输出节点 KCL"
  },
  {
    "id": "E08",
    "source": "io2",
    "target": "vR2",
    "gain": "ro2",
    "constraint": "G6",
    "law": "ro2 的本构关系"
  },
  {
    "id": "E09",
    "source": "vx",
    "target": "vo",
    "gain": "1",
    "constraint": "G7",
    "law": "M2 漏源支路 KVL"
  },
  {
    "id": "E10",
    "source": "vR2",
    "target": "vo",
    "gain": "1",
    "constraint": "G7",
    "law": "M2 漏源支路 KVL"
  },
  {
    "id": "E11",
    "source": "im2",
    "target": "io1",
    "gain": "1",
    "constraint": "G8",
    "law": "中间节点 vx 的 KCL"
  },
  {
    "id": "E12",
    "source": "io2",
    "target": "io1",
    "gain": "1",
    "constraint": "G8",
    "law": "中间节点 vx 的 KCL"
  },
  {
    "id": "E13",
    "source": "im1",
    "target": "io1",
    "gain": "-1",
    "constraint": "G8",
    "law": "中间节点 vx 的 KCL"
  },
  {
    "id": "E14",
    "source": "io1",
    "target": "vx",
    "gain": "ro1",
    "constraint": "G9",
    "law": "ro1 的本构关系"
  },
  {
    "id": "E15",
    "source": "vx",
    "target": "va0",
    "gain": "-BA",
    "constraint": "G10",
    "law": "理想 VCVS 的本构关系"
  },
  {
    "id": "E16",
    "source": "va",
    "target": "iCA",
    "gain": "s*CA",
    "constraint": "G11",
    "law": "CA 的本构关系"
  },
  {
    "id": "E17",
    "source": "iCA",
    "target": "iRA",
    "gain": "1",
    "constraint": "G12",
    "law": "辅助级 RC 输出节点 KCL"
  },
  {
    "id": "E18",
    "source": "iRA",
    "target": "vRA",
    "gain": "RA",
    "constraint": "G13",
    "law": "RA 的本构关系"
  },
  {
    "id": "E19",
    "source": "va0",
    "target": "va",
    "gain": "1",
    "constraint": "G14",
    "law": "辅助级串联支路 KVL"
  },
  {
    "id": "E20",
    "source": "vRA",
    "target": "va",
    "gain": "-1",
    "constraint": "G14",
    "law": "辅助级串联支路 KVL"
  }
]