$10
Detectors for intruder alarm systems Part 3:Microwave Doppler detectors for use in buildings
IDT IEC 839-2-5:1990
全国安全防范报警系统标准化技术委员会
This standard is the original Chinese electronic standard.
After you successfully purchase, we will send the electronic version of this standard to your email address.
If you have successfully purchased, please go to the plug-in category of the store and download the free plug-in installation package.
If you need translation, please contact email: ChineseStandardsLibraryS001@gmail.com.