diff --git a/src/components/home/Environment/index.vue b/src/components/home/Environment/index.vue
index f467927..a441e9f 100644
--- a/src/components/home/Environment/index.vue
+++ b/src/components/home/Environment/index.vue
@@ -166,7 +166,7 @@ const onClose = async () => {
       <div style="display: flex; align-items: center; margin: 10px 0;font-size: 15px;justify-content: center;">
         <div style="display: flex; align-items: center; width: 20%; margin-right: 30px">
           <span>当前湿度</span>
-          <span class="num-text">{{ systemStore.systemSensor.humidity }}</span>
+          <span class="num-text">{{ systemStore.systemSensor.humidity || '--' }}</span>
           <span>%RH</span>
         </div>
         <div style="display: flex; align-items: center; width: 30%; margin-right: 30px">
@@ -184,7 +184,7 @@ const onClose = async () => {
       <div style="display: flex; align-items: center; margin-top: 10px;font-size: 15px;justify-content: center;">
         <div style="display: flex; align-items: center; width:20%; margin-right: 30px">
           <span>载玻台温度</span>
-          <span class="num-text">{{ systemStore.systemSensor.slideTemperature }}</span>
+          <span class="num-text">{{ systemStore.systemSensor.slideTemperature || '--' }}</span>
           <span>℃</span>
         </div>
         <div style="display: flex; align-items: center; width: 30%; margin-right: 30px">
@@ -202,7 +202,7 @@ const onClose = async () => {
       <div style="display: flex; align-items: center; margin-top: 10px;font-size: 15px;justify-content: center;">
         <div style="display: flex; align-items: center; width: 20%; margin-right: 30px">
           <span>喷头温度</span>
-          <span class="num-text">{{ systemStore.systemSensor.nozzleTemperature }}</span>
+          <span class="num-text">{{ systemStore.systemSensor.nozzleTemperature || '--' }}</span>
           <span>℃</span>
         </div>
         <div style="display: flex; align-items: center; width: 30%; margin-right: 30px">
diff --git a/src/views/main/index.vue b/src/views/main/index.vue
index 2b72986..813d084 100644
--- a/src/views/main/index.vue
+++ b/src/views/main/index.vue
@@ -206,19 +206,19 @@ const backHandle = () => {
       <div>
         <ft-button type="info" :click-handle="environmentSet">
           <img v-if="systemStore.systemStatus.dehumidifierRunning" src="../../assets/images/dehumidifier.svg" alt="" width="15px">
-          <span style="padding: 0 3px">当前湿度: {{ systemStore.systemSensor.humidity }}%RH</span>
+          <span style="padding: 0 3px">当前湿度: {{ systemStore.systemSensor.humidity || '--' }}%RH</span>
         </ft-button>
       </div>
       <div>
         <ft-button type="info" :click-handle="environmentSet">
           <img v-if="systemStore.systemStatus.nozzleHeating" src="../../assets/images/heat_icon.svg" alt="" width="12px">
-          <span style="padding: 0 3px">喷头温度: {{ systemStore.systemSensor.nozzleTemperature }}℃</span>
+          <span style="padding: 0 3px">喷头温度: {{ systemStore.systemSensor.nozzleTemperature || '--' }}℃</span>
         </ft-button>
       </div>
       <div>
         <ft-button type="info" :click-handle="environmentSet">
           <img v-if="systemStore.systemStatus.slidePlatHeating" src="../../assets/images/heat_icon.svg" alt="" width="12px">
-          <span style="padding: 0 3px">载玻台温度: {{ systemStore.systemSensor.slideTemperature }}℃</span>
+          <span style="padding: 0 3px">载玻台温度: {{ systemStore.systemSensor.slideTemperature || '--' }}℃</span>
         </ft-button>
       </div>
       <div>
diff --git a/src/views/spraySet/index.vue b/src/views/spraySet/index.vue
index e9ec10e..99f531b 100644
--- a/src/views/spraySet/index.vue
+++ b/src/views/spraySet/index.vue
@@ -404,7 +404,7 @@ const nozzleStop = async () => {
       <div style="display: flex; align-items: center; margin-top: 10px">
         <div style="display: flex; align-items: center; width: 20%; margin-right: 30px">
           <span>当前湿度</span>
-          <span class="num-text">{{ systemStore.systemSensor.humidity }}</span>
+          <span class="num-text">{{ systemStore.systemSensor.humidity || '--' }}</span>
           <span>%RH</span>
         </div>
         <div style="display: flex; align-items: center; width: 30%; margin-right: 30px">
@@ -422,7 +422,7 @@ const nozzleStop = async () => {
       <div style="display: flex; align-items: center; margin-top: 10px">
         <div style="display: flex; align-items: center; width: 20%; margin-right: 30px">
           <span>当前喷头温度</span>
-          <span class="num-text">{{ systemStore.systemSensor.nozzleTemperature }}</span>
+          <span class="num-text">{{ systemStore.systemSensor.nozzleTemperature || '--' }}</span>
           <span>℃</span>
         </div>
         <div style="display: flex; align-items: center; width: 30%; margin-right: 30px">
@@ -440,7 +440,7 @@ const nozzleStop = async () => {
       <div style="display: flex; align-items: center; margin-top: 10px">
         <div style="display: flex; align-items: center; width:20%; margin-right: 30px">
           <span>当前载玻台温度</span>
-          <span class="num-text">{{ systemStore.systemSensor.slideTemperature }}</span>
+          <span class="num-text">{{ systemStore.systemSensor.slideTemperature || '--' }}</span>
           <span>℃</span>
         </div>
         <div style="display: flex; align-items: center; width: 30%; margin-right: 30px">