PIR:Passive Infra Red
PIR
英文缩写 PIR
英文全称 Passive Infra Red
中文解释 电红外传感器
缩写分类 电子电工
缩写简介 "Passive Infra-Red" (PIR) detectors are used in burglar alarm systems, and to control the security lighting that many people have fitted outside their houses.
PIR 相关英文缩写