SANS 3744 Ed. 2 标准详情
- 标准号:SANS 3744 Ed. 2
- 中文标题:
- 英文标题:Acoustics - Determination Of Sound Power Levels Of Noise Sources Using Sound Pressure - Engineering Methods For An Essentially Free Field Over A Reflecting Plane
- 标准类别:南非国家标准SANS
- 发布日期:
Describes the sound power level or sound energy level of a noise source from sound pressure levels measured on a surface enveloping the noise source (machinery or equipment) in an environment that approximates to an acoustic free field near one or mo
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