China 'GB/T 27763-2011
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 27763-2011
Acoustics - Measurement and parametric description of spatial sound distribution curves in workrooms for evaluation of their acoustical performance 声学 评价工作间声学性能的空间声场分布曲线的测量方法及参量表述
Issued Date:2011-12-30
Implemented Date:2012-05-01
Issued by:
The Standardization Administration of the People's Republic of China