NS EN ISO 3741-2010 标准详情
- 标准号:NS EN ISO 3741-2010
- 中文标题:
- 英文标题:Acoustics - Determination Of Sound Power Levels And Sound Energy Levels Of Noise Sources Using Sound Pressure - Precision Methods For Reverberation Test Rooms
- 标准类别:挪威标准NS
- 发布日期:
Gives a direct and a comparison method to determine the sound power level that would be produced by a source operating in an environment at standard meterological conditions corresponding to a characteristic impedance of pc = 400 N-s/m[3]. Specifies
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