Passive Infra Red
英文简称 : PIR
中文全称 : 电红外传感器
所属分类 : 电子电工
词条简介 : "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.
其他解释
- PIR : Parents In Room (chat) 父母在房间(聊天)
- PIR : Public Interest Registry 域名注册组织
- PIR : Pacific Islands Regiment 太平洋岛群,太平洋岛编制
- PIR : Protein Information Resource 蛋白质序列数据库资源
- PIR : Permanent Impairment Rate (worker's compensation) 永久性损伤率(工伤补偿)
- PIR : Program Information Report 项目信息的报告
- PIR : Purchase Information Record 采购信息记录
