
Acoustics - Determination Of Sound Power Levels Of Noise Sources Using Sound Intensity - Part 1: Measurement At Discrete Points
出版:Swiss Standards

专家解读视频
2010 [01/01/2010]1995 [01/08/1995]
UNI EN ISO 9614-1:2009 - Identical
NF EN ISO 9614-1:2009 - Identical
NBN EN ISO 9614-1:2009 - Identical
NS EN ISO 9614-1:2009 - Identical
ONORM EN ISO 9614-1:2010 - Identical
SS EN ISO 9614-1 Ed. 2 (2009) - Identical
UNE EN ISO 9614-1:2010 - Identical
BS EN ISO 9614-1:2009 - Identical
DIN EN ISO 9614-1 (2009-11) - Identical
NEN EN ISO 9614-1:2009 - Identical
I.S. EN ISO 9614-1:2009 - Identical