试试

src/views/system_manage/assistance_center/assistanceDocAdd.vue

@@ -165,6 +165,9 @@ import {createBottomHref} from "./utils/common"
         })
       }      
     },
+    mounted(){
+      this.addDocForm.Content=""
+    },
     methods: {
       getClassifyData(){
         assistanceDocInterence.getAssistanceClassifyList().then(res=>{