GB/T 18699.2-2002
China national
standard english version:
GB
中华人民共和国国家标准
NATIONAL
STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 18699.2-2002
Acoustics--Determination of sound insulation performances of enclosures--Part 2:Measurements in situ (for acceptance and verification purposes) 声学 隔声罩的隔声性能测定 第2部分:现场测量(验收和验证用)
Issued Date:2002-03-26
Implemented Date:2002-12-01
Issued by:
The Standardization Administration of the People's Republic of China