传感器展示判断修改

pages_manage/views/laboratory/iotControl.vue

@@ -16,7 +16,7 @@
 			<view v-for="(item,index) in sensorData" :key="index">
 				<img class="sensor-l" :src="baseUrl+item.icon" />
 				<view class="sensor-r" :class="item.type?'color-B':'color-A'">{{item.deviceName}}:
-					{{item.deviceValue?item.deviceValue:''}}{{item.unit?item.unit:''}}
+					{{item.deviceValue?item.deviceValue:'--'}}{{item.unit&&item.deviceValue?item.unit:''}}
 				</view>
 			</view>
 		</view>