diff --git a/frontend/src/api/check/test/index.ts b/frontend/src/api/check/test/index.ts
index 53d7055..6bc5cf2 100644
--- a/frontend/src/api/check/test/index.ts
+++ b/frontend/src/api/check/test/index.ts
@@ -2,7 +2,7 @@ import http from "@/api";
 import {CheckData} from "@/api/check/interface";
 
 export const getBigTestItem = (params: {
-    reCheckType:number,
+    reCheckType: number,
     planId: string,
     devId: string,
 }) => {
@@ -31,7 +31,7 @@ export const getTreeData = (params: {
     devId?: string,
     devNum?: string,
     scriptType?: string | null,
-    code?: number,
+    code?: string,
 }) => {
     return http.post<CheckData.TreeItem[]>("/result/treeData/", params, {loading: true});
 }
@@ -45,7 +45,7 @@ export const getTableData = (params: {
     scriptId: string,
     devId: string,
     devNum: string,
-    code: number,
+    code: string,
     index: number,
 }) => {
     return http.post("/result/resultData/", params, {loading: false});
@@ -56,8 +56,30 @@ export const exportRawData = (params: {
     scriptId: string,
     devId: string,
     devNum: string,
-    code: number,
+    code: string,
     index: number,
 }) => {
     return http.download("/result/exportRawData", params, {loading: false});
+}
+
+/**
+ * 更换误差体系
+ * @param params
+ */
+export const changeErrorSystem = (params: {
+    planId: string,
+    scriptId: string,
+    errorSysId: string,
+    deviceId: string,
+    code: string
+}) => {
+    return http.post("/result/changeErrorSystem", params, {loading: false});
+}
+
+/**
+ * 删除（误差体系切换时产生的）临时表
+ * @param code
+ */
+export const deleteTempTable = (code: string) => {
+    return http.get(`/result/deleteTempTable?code=${code}`, null, {loading: false})
 }
\ No newline at end of file
diff --git a/frontend/src/views/home/components/dataCheckSingleChannelSingleTestPopup.vue b/frontend/src/views/home/components/dataCheckSingleChannelSingleTestPopup.vue
index e166f87..b22eead 100644
--- a/frontend/src/views/home/components/dataCheckSingleChannelSingleTestPopup.vue
+++ b/frontend/src/views/home/components/dataCheckSingleChannelSingleTestPopup.vue
@@ -8,7 +8,8 @@
             <el-input v-model='formContent.scriptName' :disabled="true"/>
           </el-form-item>
           <el-form-item label="误差体系">
-            <el-select v-model="formContent.errorSysId" placeholder="请选择误差体系" autocomplete="off" :disabled="checkStore.showDetailType===0">
+            <el-select v-model="formContent.errorSysId" placeholder="请选择误差体系" autocomplete="off" :disabled="checkStore.showDetailType===0"
+                       @change="handleErrorSysChange">
               <el-option
                   v-for="(option) in pqErrorList"
                   :key="option.id"
@@ -107,7 +108,7 @@ import DataCheckRawDataTable from './dataCheckRawDataTable.vue'
 import {CheckData} from "@/api/check/interface";
 import {useDictStore} from "@/stores/modules/dict";
 import {useCheckStore} from "@/stores/modules/check";
-import {exportRawData, getFormData, getTableData, getTreeData} from "@/api/check/test";
+import {deleteTempTable, exportRawData, getFormData, getTableData, getTreeData} from "@/api/check/test";
 import {getPqErrSysList} from '@/api/plan/plan'
 import {useDownload} from "@/hooks/useDownload";
 import {Postcard} from "@element-plus/icons-vue";
@@ -143,8 +144,9 @@ const formContent = reactive<CheckData.DataCheck>({
   deviceName: '',
   chnNum: '',
 })
-// 当前选中的谐波次数
-// const currentHarmNum = ref<string>("-1")
+// 原始误差体系id
+let originErrorSysId: string = ''
+let planCode: string = ''
 // 谐波次数列表
 // const harmNumList = reactive<{ value: string, label: string }[]>([])
 // 当前选中的检测项
@@ -212,38 +214,57 @@ const handleNodeClick = async (data: any) => {
   }
 };
 
-watch(() => formContent.errorSysId, async (newVal, oldVal) => {
-  if (newVal != '') {
-    console.log("切换误差体系");
-    formContent.chnNum = chnList[0].value
+const handleErrorSysChange = async () => {
+  console.log("切换误差体系", formContent.errorSysId);
+  // await changeErrorSystem({
+  //   planId: checkStore.plan.id,
+  //   scriptId: checkStore.plan.scriptId,
+  //   errorSysId: formContent.errorSysId,
+  //   deviceId: deviceId,
+  //   code: parseInt(checkStore.plan.code),
+  // })
+  if (originErrorSysId != formContent.errorSysId) {
+    planCode = checkStore.plan.code + "_temp"
+  } else {
+    planCode = checkStore.plan.code + ''
   }
-})
+  if (formContent.chnNum != chnList[0].value) {
+    formContent.chnNum = chnList[0].value
+  } else {
+    handleChnNumChange()
+  }
+}
+
 
 watch(() => formContent.chnNum, async (newVal, oldVal) => {
   // console.log("通道号", newVal);
-
   if (newVal != '') {
-    // 发起请求，查询该测试项的检测结果
-    const {data: resTreeDataTemp}: { data: CheckData.TreeItem[] } = await getTreeData({
-      scriptId: checkStore.plan.scriptId,
-      devId: deviceId,
-      devNum: formContent.chnNum + '',
-      scriptType: originScriptType,
-      code: parseInt(checkStore.plan.code)
-    })
-    updateTreeFly(resTreeDataTemp, 4)
-    updateTreeFly(resTreeDataTemp, 2)
-
-    treeDataAll.length = 0
-
-    Object.assign(treeDataAll, resTreeDataTemp)
-
-    defaultOperate()
-    await updateTableData()
+    handleChnNumChange()
   }
-  activeTab.value = 'resultTab'
 })
 
+const handleChnNumChange = async () => {
+  console.log("通道号", formContent.chnNum);
+  // 发起请求，查询该测试项的检测结果
+  const {data: resTreeDataTemp}: { data: CheckData.TreeItem[] } = await getTreeData({
+    scriptId: checkStore.plan.scriptId,
+    devId: deviceId,
+    devNum: formContent.chnNum + '',
+    scriptType: originScriptType,
+    code: planCode
+  })
+  updateTreeFly(resTreeDataTemp, 4)
+  updateTreeFly(resTreeDataTemp, 2)
+
+  treeDataAll.length = 0
+
+  Object.assign(treeDataAll, resTreeDataTemp)
+
+  defaultOperate()
+  await updateTableData()
+  activeTab.value = 'resultTab'
+}
+
 
 // watch(currentHarmNum, (newVal, oldVal) => {
 //   console.log("谐波次数", newVal);
@@ -301,7 +322,7 @@ const updateTableData = async () => {
       scriptId: checkStore.plan.scriptId,
       devId: deviceId,
       devNum: formContent.chnNum + '',
-      code: parseInt(checkStore.plan.code),
+      code: planCode,
       index: parseInt(checkIndex.value),
     })
 
@@ -341,7 +362,7 @@ const updateTableData = async () => {
       setCheckResultData(resCheckResult)
       setRawData(resRawData)
       checkList.length = 0
-      checkList.push({value: keys1[0], label: resCheckResult.isData === 1? `${keys1[0]}`:resCheckResult.isData === 4? `${keys1[0]}（/）` :`${keys1[0]}（不符合）`})
+      checkList.push({value: keys1[0], label: resCheckResult.isData === 1 ? `${keys1[0]}` : resCheckResult.isData === 4 ? `${keys1[0]}（/）` : `${keys1[0]}（不符合）`})
       if (currentCheckItem.value == checkList[0].value) {
         doCurrentCheckItemUpdate(checkList[0].value)
       } else {
@@ -391,6 +412,7 @@ const doCurrentCheckItemUpdate = (newVal: string) => {
 }
 
 const open = async (_deviceId: string, chnNum: string, _scriptType: string | null) => {
+  planCode = checkStore.plan.code + ''
   deviceId = _deviceId
   originScriptType = _scriptType
   scriptType = _scriptType
@@ -416,6 +438,7 @@ const open = async (_deviceId: string, chnNum: string, _scriptType: string | nul
     dataRule: dataRuleName,
     chnNum: chnList.length > 0 ? chnList[0].value : '',
   })
+  originErrorSysId = formContent.errorSysId
 
   pqErrorList.length = 0
   let {data: resPqErrorList} = await getPqErrSysList()
@@ -428,7 +451,7 @@ const handleGenerateReport = () => {
   console.log("生成报告", checkStore.plan.id, deviceId)
 }
 
-const close = () => {
+const close = async () => {
   //数据清空
   Object.assign(formContent, {
     scriptName: '',
@@ -450,8 +473,13 @@ const close = () => {
   currentScriptTypeName.value = ''
   currentDesc.value = ''
   pqErrorList.length = 0
+  planCode = ''
 
   visible.value = false;
+
+  if (checkStore.showDetailType === 1) {
+    await deleteTempTable(checkStore.plan.code + '')
+  }
 };
 
 const setCheckResultData = (data: CheckData.ResCheckResult | null) => {
@@ -507,7 +535,7 @@ const exportRawDataHandler = () => {
     scriptId: checkStore.plan.scriptId,
     devId: deviceId,
     devNum: formContent.chnNum + '',
-    code: parseInt(checkStore.plan.code),
+    code: checkStore.plan.code + '',
     index: parseInt(checkIndex.value),
   }, false, '.xlsx')
 }