{
  "kind": "合成对照输入与本地模型/解析结果，非设备实测",
  "article": "https://qifudev.com/article/wire-connectors-extra-resistance/",
  "tool": "https://qifudev.com/tools/wire-drop/",
  "model": "R回路=2ρL/A；ΔV=IR；P线=I²R",
  "inputs": {
    "length": "5",
    "area": "1",
    "current": "1",
    "resistivity": "0.0175"
  },
  "outputs": {
    "resistance": 0.17500000000000002,
    "drop": 0.17500000000000002,
    "loss": 0.17500000000000002
  },
  "extra_checks": [],
  "warnings": [],
  "limitation": "不是线径载流量或布线合规计算，不含交流集肤效应、线束温升和端子损耗。",
  "source": {
    "label": "OpenStax：串并联电路",
    "url": "https://openstax.org/books/university-physics-volume-2/pages/10-2-resistors-in-series-and-parallel"
  },
  "measured": {
    "device": null,
    "firmware": null,
    "instrument": null,
    "conditions": null,
    "raw_result": null,
    "verdict": null
  }
}