DIN EN ISO 9614-1 (2009-11)现行
Acoustics - Determination of sound power levels of noise sources using sound intensity Part 1: Measurement at discrete points (ISO 9614-1:1993)
出版：German Institute for Standardisation (Deutsches Institut für Normung)
专家解读视频
NF EN ISO 9614-1:2009 - Identical
SS EN ISO 9614-1 Ed. 2 (2009) - Identical
BS EN ISO 9614-1:2009 - Identical
NEN EN ISO 9614-1:2009 - Identical
SN EN ISO 9614-1:2010 - Identical
NBN EN ISO 9614-1:2009 - Identical
UNI EN ISO 9614-1:2009 - Identical
