被动式红外传感器是用来检测对象的存在或占用。
PIR Sensors are used to detect the presence or occupancy of an object.
提出了一种被动式红外动态图像生成技术及相关装置。
A passive dynamic infrared generating technique as well as a related device was presented.
本文介绍了主、被动式红外报警器应用现状及其市场分析。
In this paper, the present application status of infrared passive-active alarm is generally described, and their market is analysed.
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。
After in-depth structure analysis, a passive infrared sensor (PIR) model was presented.
被动式运动传感器，也称为PIR(被动式红外线)传感器，通常用于能够检测人体热量的安全灯。
Alternatively passive motion sensors, also known as PIR (passive infrared) sensors are typically used on security lights which detect the heat of a human body.
为了避免此类事故，根据红外检测原理研制了被动式红外探测报警系统，以此对矿车里的人体目标进行检测，并作出声、光报警。
In order to avoid such accident, a warning system using passive infrared target detection was developed. It can search body targets in the mine cars and give sound and light warning as well.
采用光学被动式无热化设计方法，给出了针对长波红外制冷型光学系统的一个设计实例。
Based on athermal design technologies of optical passive mode, this paper describes an example of a cooled long wave infrared optical system.
采用光学被动式无热化设计方法，给出了针对长波红外制冷型光学系统的一个设计实例。
Based on athermal design technologies of optical passive mode, this paper describes an example of a cooled long wave infrared optical system.
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