{
  "materials": [
    {
      "label": "钢材",
      "value": "steel"
    },
    {
      "label": "塑料",
      "value": "plastic"
    },
    {
      "label": "涂料",
      "value": "coating"
    }
  ],
  "departments": [
    {
      "label": "生产部",
      "value": "production"
    },
    {
      "label": "质检部",
      "value": "qc"
    },
    {
      "label": "研发部",
      "value": "rd"
    }
  ]
}