China 'GB/T 25516-2010
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 25516-2010
Acoustics - Laboratory measurement procedures for ducted silencers and air-terminal units loss, fiow noise and total pressure loss 声学 管道消声器和风道末端单元的实验室测量方法 插入损失、气流噪声和全压损失
Issued Date:2010-12-01
Implemented Date:2011-05-01
Issued by:
The Standardization Administration of the People's Republic of China