BS 3638:1963被替代
Method for the measurement of sound absorption coefficients (ISO) in a reverberation room
出版：British Standards Institution
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基本信息
标准编号： BS 3638:1963
发布时间：1963/6/29 0:00:00
标准类别：Standard
出版单位：British Standards Institution
标准页数：0
标准简介
Acoustic materials as wall or ceiling treatments, or equivalent absorption area of separate objects. Measurements of reverberation time of room (or decay rate of reverberant sound) before and after introduction of specimen. Size and shape of room, size and disposition of test specimen, methods of measuring reverberation time, computing results, frequencies, statement of results.
标准备注
© British Standards Institution 2013
Amendment notes:
PD 5127
替代本标准的新标准
