China 'GB/T 19889.7-2022
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 19889.7-2022
Acoustics - Measurement of sound insulation of buildings and building components - Part 7: In situ measurement of impact sound insulation 声学 建筑和建筑构件隔声测量 第7部分:撞击声隔声的现场测量
Issued Date:2022/7/11
Implemented Date:2023/2/1
Issued by:
The Standardization Administration of the People's Republic of China