{
  "experimentId": "course-03/oscilloscope",
  "model_coverage_status": "complete-for-declared-ideal-model",
  "references": [
    {
      "id": "wu2019lissajous",
      "authors": [
        "伍泓锦",
        "段阳",
        "杨浩林",
        "樊代和",
        "贾欣燕"
      ],
      "title": "基于李萨如图形的精确测量初相位差研究",
      "journal": "物理实验",
      "year": 2019,
      "volume": "39",
      "issue": "12",
      "pages": "50–53",
      "doi": "10.19655/j.cnki.1005-4642.2019.12.011",
      "readingStatus": "verified-fulltext",
      "fulltextSha256": "708e7e50eef819514f807b2cb19d30fffb1d0fc754fb774e254108703ff96ca5",
      "locators": [
        "p.51 equations (1)–(3), parametric signals, amplitude and frequency ratio",
        "pp.51–53 phase branches and experimental ambiguity"
      ],
      "notes": [
        "Read all four PDF pages; rendered p.51 equations checked.",
        "Use angular frequencies p=2*pi*f_x and q=2*pi*f_y.",
        "Equation (4) with a principal arcsine is only a branch and is not the renderer for a full curve."
      ],
      "application": "p.51式(1)采用两个正交正弦参数轨迹。项目明确以赫兹输入，写成",
      "coverage_status": "complete-for-declared-ideal-model"
    }
  ]
}