Starting from:

$10

Chinese Standard: GB/T 6881.1-2002

Acoustics—Determination of sound power levels of noise sources using sound pressure—Precision methods for reverberation rooms

IDT  ISO 3741:1999

全国声学标准化技术委员会                          

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 need translation, please contact email: ChineseStandardsLibraryS001@gmail.com. 

More products