谐波次数切换时，原始数据显示为T项NaN问题

frontend/src/views/home/components/dataCheckSingleChannelSingleTestPopup.vue

@@ -167,7 +167,7 @@ const checkResultData = reactive<CheckData.CheckResult[]>([])
 
 const popoverWidth: ComputedRef<string> = computed(() => {
   // return `${940 - (currentScriptTypeName.value.length + 7) * 14 - (harmNumList.length || checkList.length ? 160 : 0)}px`
-  return `${940 - (currentScriptTypeName.value.length + 7) * 14 - (checkList.length ? 230 : 0)}px`
+  return `${940 - (currentScriptTypeName.value.length + 7) * 14 - (checkList.length ? 220 : 0)}px`
 })
 
 // 原始数据表格数据
@@ -486,7 +486,7 @@ const formatHarmNum = (num: string) => {
 }
 
 const setRawData = (data: CheckData.RawDataItem[]) => {
-  console.log("原始数据", data)
+
   data.forEach((item: CheckData.RawDataItem) => {
     item.dataA = stringToFixed(item.dataA)
     item.dataB = stringToFixed(item.dataB)
@@ -494,6 +494,7 @@ const setRawData = (data: CheckData.RawDataItem[]) => {
     item.dataT = stringToFixed(item.dataT)
   })
   Object.assign(rawTableData, data)
+  console.log("原始数据", rawTableData)
 }
 
 const numberToFixed = (num: number): string => {
@@ -512,13 +513,18 @@ const stringToFixed = (str: string): string => {
   if (str == null || str == undefined) {
     return '/'
   } else {
-    let result = Number(str).toFixed(fixed)
+    let num = Number(str)
+    if (isNaN(num)) {
+      return '/'
+    }else{
+      let result = num.toFixed(fixed)
       if (result === "-0.0000") {
         return result.replace(/-/g, "")
       }
       return result
     }
   }
+}
 
 const getError = (num1: number, num2: number): string => {
   if (num1 == null || num1 == undefined || num2 == null || num2 == undefined) {