会显示时时温度，当发送端温度变化时，接收端显示温度也变化，当超过预设范围蜂鸣器报同时打开PC温度采集界面可以看到界面温度效果-Always displays the temperature, temperature changes when the sending end, the receiver display temperature change, when more than a preset range buzzer newspaper open at the same tempera