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| International Standard List: Acoustics in building. Sound insulation |
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GB/T 17697-1999 Acoustics - Determination of sound power radiated into a duct by fans - In -duct method
Issued on: 1999-3-8 Translation Price(USD): 340.0 |
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GBJ 76-1984 - Measurement of sound reverberation time in halls - Specifications
Issued on: 1984-12-4 Translation Price(USD): 210.0 |
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HY/T 0336-2022
Issued on: 2022-06-02 Translation Price(USD): 225.0 |
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