中英互译

passive infrared

美 /ˈpæsɪv ˌɪnfrəˈred/

基本释义

Passive infrared penetration is poor, the human body easily block the infrared radiation not be receiving probe.
被动红外穿透力差，人体的红外辐射容易被遮挡，不易被探头接收。
Alarm systems - Intrusion and hold-up systems - Part 2-4: requirements for combined passive infrared and microwave detectors.
警报系统。入侵和滞留系统。第2 - 4部分：组合无源红外和微波探测器的要求。
The origin passive infrared detectors is easily jammed by factors such as environmental temperature and environmental light intensity.
传统被动红外探测器容易受到环境温度，环境光线强度影响，误报率高。