After in-depth structure analysis, a passive infrared sensor (PIR) model was presented.

通过对系统的物理结构分析提出了一种被动式红外传感器模型。

youdao

After in-depth structure analysis, a passive infrared sensor (PIR) model was presented.

通过对系统的物理结构分析提出了一种被动式红外传感器模型。

youdao