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GB/T 17249.3-2012 standard english preview version PDF file download

GB Standard Code GB/T 17249.3-2012
Standard Category China National Standards
GB Standard English Title Acoustics - Recommended practice for the design of low-noise workplaces containing machinery - Part 3: Sound propagation and noise prediction in workrooms
GB Standard Chinese Title 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
Chinese Version Price $15 USD per 50 pages
English Translation Price About $15  per 1 page; Inquire us for detail price

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