直接放代码了

          <el-table
            :data="form.tableDataA"
            border
            stripe
            style="width: 100%; margin-top: 20px"
          >
            <el-table-column
              v-for="(category, categoryIndex) in form.tableDataA"
              :key="categoryIndex"
              :label="category.name"
              width="420"
              align="center"
            >
              <el-table-column label="目标" width="160" align="center">
                <template slot-scope="scope">
                  <el-input
                    v-model="category.children[scope.$index].goal"
                    :maxlength="30"
                    show-word-limit
                  />
                </template>
              </el-table-column>
              <el-table-column label="预判" width="160" align="center">
                <template slot-scope="scope">
                  <el-input
                    v-model="category.children[scope.$index].prejudge"
                    :maxlength="30"
                    show-word-limit
                  />
                </template>
              </el-table-column>
              <el-table-column label="差距" width="160" align="center">
                <template slot-scope="scope">
                  <el-input
                    v-model="category.children[scope.$index].gap"
                    :maxlength="30"
                    show-word-limit
                  />
                </template>
              </el-table-column>
            </el-table-column>
          </el-table>

      form: {
        projectId: "", // 项目id
        time: "", // 日期
        producerId: "", // 制定人
        tableDataA: [
          {
            name: "销售额（万元）",
            children: [
              {
                goal: "222",
                prejudge: "",
                gap: "",
              },
            ],
          },
          {
            name: "销售回款（万元）",
            children: [
              {
                goal: "111",
                prejudge: "",
                gap: "",
              },
            ],
          },
          {
            name: "新增入住人数",
            children: [
              {
                goal: "333",
                prejudge: "",
                gap: "",
              },
            ],
          },
        ], // A
        tableDataB: [], // B
        tableDataC: [], // C
        tableDataD: [], // D
        tableDataE: [], // E
        tableDataF: [], // F
      },