time

src/components/SealTest.vue

@@ -51,7 +51,9 @@
           <div class="title">气压差值</div>
           <div class="num">
             {{
-              sealStore.differenceValue ? sealStore.differenceValue : '未开始'
+              sealStore.differenceValue != null
+                ? `${sealStore.differenceValue}KPa`
+                : '未开始'
             }}
           </div>
         </div>
@@ -211,7 +213,7 @@ const handleStartTest = flag => {
   if (flag == '1') {
     // 改变测试前oldAirPressure为测试前气压值
     // 也就是将getState中获取的当前值currentAirPressure赋予
-
+    sealStore.updateOldAirPressure(sealStore.currentAirPressure)
     // 开始测试需要记录时间
     timerFunc()
     sealStore.updateIsStartTest(true)

src/store/modules/seal.js

@@ -25,7 +25,7 @@ export const useSealStore = defineStore({
   getters: {
     differenceValue(state) {
       if (state.isStartTest) {
-        if (state.oldAirPressure != null && state.currentAirPressure) {
+        if (state.oldAirPressure != null && state.currentAirPressure != null) {
           return Math.abs(state.oldAirPressure - state.currentAirPressure)
         }
       }