I.S. EN ISO 3745:2004被替代
Acoustics - Determination Of Sound Power Levels Of Noise Sources Using Sound Pressure - Precision Methods For Anechoic And Hemi-anechoic Rooms
出版：National Standards Authority of Ireland
专家解读视频
Covers methods for measuring the sound pressure levels on a measurement surface enveloping a noise source in anechoic and hemi-anechoic rooms, in order to determine the sound power level or sound energy level produced by the noise source.
NF EN ISO 3745:2004 - Identical
NBN EN ISO 3745:2004 - Identical
UNI EN ISO 3745:2004 - Identical
NS EN ISO 3745 Ed. 1 (2004) - Identical
UNE EN ISO 3745:2004 - Identical
SS EN ISO 3745:2004 - Identical
NEN EN ISO 3745:2004 - Identical
ISO 3745:2003 - Identical
ONORM EN ISO 3745:2006 - Identical
SN EN ISO 3745:2004 - Identical
BS EN ISO 3745:2003 - Identical
DIN EN ISO 3745 (2004-05) - Identical
