NBN EN ISO 9614-3-2003 标准详情
- 标准号:NBN EN ISO 9614-3-2003
- 中文标题:
- 英文标题:Acoustics - Determination Of Sound Power Levels Of Noise Sources Using Sound Intensity - Part 3: Precision Method For Measurement By Scanning
- 标准类别:比利时标准NBN
- 发布日期:
Defines a method for measuring the component of sound intensity normal to a measurement surface which is chosen so as to enclose the sound source(s) of which the sound power level is to be determined. Applies to sources situated in any environment wh
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