修改table默认勾选（进来显示勾选然后勾选消失）问题 :row-key="getRowKey"属性！！！！

src/views/list/CompanyDialog.vue

@@ -43,13 +43,14 @@
         </div>
         <el-table
           ref="multipleTable"
+          :row-key="getRowKey"
           :data="dataList"
           border
           @selection-change="handleSelectionChange"
           @select="select"
           @select-all="selectAll"
         >
-          <el-table-column type="selection" width="55" />
+          <el-table-column type="selection" width="55" :reserve-selection="true" />
           <el-table-column label="序号" type="index" width="55" />
           <el-table-column label="单位中文名称" prop="ZBPNAME_ZH" :show-overflow-tooltip="true">
             <template slot-scope="{ row }">
@@ -137,10 +138,20 @@ export default {
       }
     }
   },
+  watch: {
+    'fatherType': function(val) {
+      if (val === 'project') {
+        this.getList()
+      }
+    }
+  },
   mounted() {
     this.getList()
   },
   methods: {
+    getRowKey(row) {
+      return row.ZBP
+    },
     /** 父组件把反显的数据（已选的）显示在列表上*/
     toggleSelection(rows) {
       if (rows) {
@@ -194,6 +205,7 @@ export default {
     },
     /** 获取查询列表接口*/
     getList() {
+      console.log('fatherType', this.fatherType)
       if (this.fatherType === 'project') {
         getIntercourseCompanyList(Object.assign(
           this.serchForm,