China 'GB/T 17249.3-2012
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 17249.3-2012
Acoustics - Recommended practice for the design of low-noise workplaces containing machinery - Part 3: Sound propagation and noise prediction in workrooms 声学 低噪声工作场所设计指南 第3部分：工作间内的声传播和噪声预测
Issued Date:2012-11-05
Implemented Date:2013-02-15
Issued by:
The Standardization Administration of the People's Republic of China
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