Electric heat yuan receive different pyroelectric different, not offset by the signal processing and alarm.

电元接收到的热量不同，热释电也不同，不能抵消，经信号处理而报警。

youdao

Electric heat yuan receive different pyroelectric different, not offset by the signal processing and alarm.

电元接收到的热量不同，热释电也不同，不能抵消，经信号处理而报警。

youdao