
Acoustics - Measurement of insertion loss of ducted silencers without flow - Laboratory survey method
出版:International Organization for Standardization

专家解读视频
BS EN ISO 11691:2009 - Identical
GB/T 16405-1996 - Equivalent
KS I ISO 11691:2004 - Identical
KS I ISO 11691:2014 - Identical
SN EN ISO 11691:1996 - Identical
NEN EN ISO 11691:1995 - Identical
BS EN ISO 11691:1997 - Identical
ONORM EN ISO 11691:1996 - Identical
DIN EN ISO 11691 (1996-02) - Identical
NBN EN ISO 11691:1996 - Identical
I.S. EN ISO 11691:1996 - Identical
NF EN ISO 11691:1996 - Identical
UNI EN ISO 11691:1997 - Identical
PN EN ISO 11691:2000 - Identical
NS EN ISO 11691 Ed. 1 (1995) - Identical
UNE EN ISO 11691:1996 - Identical
SS EN ISO 11691 Ed. 1 (1995) - Identical