展开行：

		<el-table :data="gainData" :border="gainParentBorder" style="width: 100%">
            <el-table-column type="expand">
              <template #default="props">
                <div m="4">
                  <h3>工作经历</h3>
                  <el-table :data="props.row.career" :border="gainChildBorder">
                    <el-table-column label="时间" prop="time" />
                    <el-table-column label="地点" prop="place" />
                  </el-table>
                  <h3>荣誉墙</h3>
                  <img src="../../assets/qq-img-logo.png">
                  <img src="../../assets/qq-img-logo.png">
                  <img src="../../assets/qq-img-logo.png">
                  <img src="../../assets/qq-img-logo.png">
                  <img src="../../assets/qq-img-logo.png">
                  <img src="../../assets/qq-img-logo.png">
                  <img src="../../assets/qq-img-logo.png">
                </div>
              </template>
            </el-table-column>
            <el-table-column label="姓名" prop="name" />
            <el-table-column label="职位" prop="job" />
          </el-table>

data() {
    return {
      gainData:[
      {
        job: '歌神',
        name: '卡布大帝',
        url: '图片1',
        career: [
          {
            time:'2016-05-03',
            place: '天庭',
          },
          {
            time:'2016-05-03',
            place: '天庭',
          },
        ],
      },
    ],
      gainParentBorder:false,
      gainChildBorder:false,
}