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  4. Standard "GB/T 21228.1-2007"
Standard GB/T 21228.1-2007 14.11.2007 preview

GB/T 21228.1-2007

Acoustics - Sound-scattering properties of surfaces - Part 1: Measurement of the random-incidence scattering coefficient in a reverberation room

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STANDARD published on 14.11.2007


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352.80 USD

The information about the standard:

Designation standards: GB/T 21228.1-2007
Publication date standards: 14.11.2007
SKU: NS-875475
Country: Chinese technical standard
Category: Technical standards GB

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Acoustics in building. Sound insulation

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