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GB/T 35426.1-2017 Acoustics—Determination of dynamic stiffness—Part 1: Materials used under floating floors in dwellings - 英文版 |
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GB/T 32523-2016 Acoustics—Measurement of sound pressure reflection coefficient, sound pressure transmission coefficient and absorption coefficient for underwater acoustical material sample—Travelling wave tube method - 英文版 |
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GB/T 14369-2011 Acoustics - Measurement methods of insertion loss,echo reduction and sound absorption coefficient for underwater acoustical material samples - 英文版 |
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GB/T 25077-2010 Acoustics - Materials for acoustical applications - Determination of airflow resistance - 英文版 |
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GB/T 5266-2006 Acoustics - Measurements of the longitudinal wave velocity and attenuation coefficient for underwater acoustical materials - Pulse tube method - 英文版 |
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GB/T 16406-1996 Acoustics--Flexural resonancetesting method for damping properties of acoustical materials - 英文版 |
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