passive infrared sensor

常見例句

After in-depth structure analysis, a passive infrared sensor ( PIR ) model was presented.
通過對系統(tǒng)的物理結構分析提出了一種被動式紅外傳感器模型。
The M1031-W also includes an integrated passive infrared sensor for motion detection, a white LED light, and two-way audio support with a built-in microphone and speaker.
M1031-W還包括一個適合移動偵測的集成被動紅外傳感器，白色LED燈，和支持內置麥克風和揚聲器的雙向音頻。
www.21csp.com.cn
The Ceiling Mounted Dual Technology Occupancy Sensor employs both passive infrared (PIR) and ultrasonic technology to accurately detect occupancy and automatically turn on lighting.
吸頂式雙鑒移動感應器 - 吸頂式雙鑒移動感應器采用了被動紅外線和超聲波技術，以精確檢測移動和自動開啟照明。