UNE EN ISO 3747:2011现行
Acoustics - Determination Of Sound Power Levels And Sound Energy Levels Of Noise Sources Using Sound Pressure - Engineering/Survey Methods For Use In Situ In A Reverberant Environment (Iso 3747:2010)
出版：Asociacion Espanola de Normalizacion
专家解读视频
2011 [28/09/2011]2010 [17/02/2010]2001 [30/04/2001]
BS EN ISO 3747:2010 - Identical
NBN EN ISO 3747:2011 - Identical
NEN EN ISO 3747:2010 - Identical
NF EN ISO 3747:2011 - Identical
SS EN ISO 3747 Ed. 3 (2010) - Identical
