GB/T 19889.5-2006
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 19889.5-2006
Acoustics―Measurement of sound insulation in buildings and of building elements―Part 5: Field measurements of airborne sound insulation of facade elements and facades 声学 建筑和建筑构件隔声测量 第5部分:外墙构件和外墙空气声隔声的现场测量
Issued Date:2006-07-25
Implemented Date:2006-12-01
Issued by:
The Standardization Administration of the People's Republic of China