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设备是有温度数据的,3个设备,2个正常,1个为null
null的这个看一下数据点上的是什么类型的数据
@Zhang书书 多设置几次又出来数据了,真是诡异啊
再出现这种情况的时候,可以看看f12这个数据的数据类型是什么以及设备上数的历史数据