请输入您要查询的字词:
单词
passive infrared detectors
释义
passive infrared detectors
Encyclopedia
工学
入侵探测器
释
passive infrared detectors
被动红外探测器
通过探测目标移动时红外辐射能量的变化而产生触发并发出报警信号的设备,由光学系统、热释电传感器、放大电路、信号处理电路、输出电路组成。探测器本身不发射任何能量,只被动接收、探测来自环境的红外辐射。
随便看
vegetation coverage
vegetation cover and biological factor
vegetation ecological climatology
vegetation ecological series
vegetation ecology
vegetation evolution
Vegetation Formation
Vegetation Formation Group
vegetation geochemical survey
vegetation-habitat classification by Shenxiu Jia
vegetation index
vegetation investigation
vegetation map
Vegetation Map of the People's Republic of China(1︰1000000)
vegetation mattress
vegetation measures for soil and water conservation
Vegetation of China
vegetation pattern
vegetation patterns
vegetation physiognomy
vegetation primary succession
vegetation productivity
vegetation quantitative characteristics
vegetation regionalization
vegetation regionalization in China
科学参考收录了854744条科技类词条,基本涵盖了常见科技类参考文献及英语词汇的翻译,是科学学习和研究的有利工具。
Copyright © 2000-2023 Sciref.net All Rights Reserved
京ICP备2021023879号
更新时间:2025/7/26 16:03:02