DIN EN ISO 11957 (2010-01)現行
Acoustics - Determination of sound insulation performance of cabins - Laboratory and in situ measurements (ISO 11957:1996)
出版：German Institute for Standardisation (Deutsches Institut für Normung)
專家解讀視頻
NEN EN ISO 11957:2009 - Identical
UNI EN ISO 11957:2009 - Identical
BS EN ISO 11957:2009 - Identical
NBN EN ISO 11957:2009 - Identical
NF EN ISO 11957:2009 - Identical
SN EN ISO 11957:2010 - Identical
UNE EN ISO 11957:2010 - Identical
SS EN ISO 11957 Ed. 2 (2009) - Identical
