UNI EN ISO 3745:2012被替代
Acoustics - Determination Of Sound Power Levels And Sound Energy Levels Of Noise Sources Using Sound Pressure - Precision Methods For Anechoic Rooms And Hemi-Anechoic Rooms
出版：Italian Standards
专家解读视频
Describes methods for measuring the sound pressure levels on a measurement surface enveloping a noise source (machinery or equipment) in an anechoic room or a hemi-anechoic room.
NBN EN ISO 3745:2012 - Identical
ONORM EN ISO 3745:2012 - Identical
SN EN ISO 3745:2012 - Identical
BS EN ISO 3745:2012 - Identical
NF EN ISO 3745:2013 - Identical
SS EN ISO 3745 Ed. 3 (2012) - Identical
UNE EN ISO 3745:2012 - Identical
NEN EN ISO 3745:2012 - Identical
UNE EN ISO 3745:2010 - Identical
NS EN ISO 3745:2012 - Identical
NF EN ISO 3745:2009 - Identical
