China 'GB/T 19889.1-2005
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 19889.1-2005
Acoustics-Measurement of sound insulation in buildings and of building elements-Part 1:Requirements for laboratory test facilities with suppressed flanking transmission 声学 建筑和建筑构件隔声测量 第1部分:侧向传声受抑制的实验室测试 设施要求
Issued Date:2005-09-09
Implemented Date:2006-04-01
Issued by:
The Standardization Administration of the People's Republic of China