“PIR”簡單造句，PIR造句子

Alternatively passive motion sensors, also known as PIR (passive infrared) sensors are typically used on security lights which detect the heat of a human body.

被動式運動傳感器，也稱為PIR（被動式紅外線）傳感器，通常用於能夠檢測人體熱量的安全燈。

比如，PIR為350的人表示他們的收入是貧困線的350%。

The Design of PIR Thermometer Based on ARM Microprocessor;