
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:German Institute for Standardisation (Deutsches Institut für Normung)

专家解读视频
NS EN ISO 3747:2010 - Identical
SS EN ISO 3747 Ed. 3 (2010) - Identical
SN EN ISO 3747:2011 - Identical
NF EN ISO 3747:2011 - Identical
NEN EN ISO 3747:2010 - Identical
SN EN ISO 3747:2010 - Identical
NBN EN ISO 3747:2011 - Identical
BS EN ISO 3747:2010 - Identical