ANSI/ASA S12.55/ISO 3745:2012(R2019)现行
Acoustics - Determination of sound power levels and sound energy levels of noise sources using sound pressure - Precision methods for anechoic rooms and hemi-anechoic rooms
出版：Acoustical Society of America
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基本信息
标准编号： ANSI/ASA S12.55/ISO 3745:2012(R2019)
标准类别：Standard
出版单位：Acoustical Society of America
标准页数：0
标准简介
This American National Standard specifies methods for measuring the sound pressure levels on a measurement surface enveloping a noise source (machinery or equipment) in an anechoic room or a hemi-anechoic room.
本标准替代的旧标准
