
Acoustics - Guidelines for noise control in offices and workrooms by means of acoustical screens
出版:International Organization for Standardization

专家解读视频
GB/T 21232-2007 - Identical
SN EN ISO 17624:2005 - Identical
BS EN ISO 17624:2004 - Identical
DIN EN ISO 17624 (2005-03) - Identical
NBN EN ISO 17624:2005 - Identical
I.S. EN ISO 17624:2005 - Identical
NEN EN ISO 17624:2005 - Identical
NF EN ISO 17624:2005 - Identical
UNI EN ISO 17624:2005 - Identical
NS EN ISO 17624 Ed. 1 (2005) - Identical
PN EN ISO 17624:2005 - Identical
UNE EN ISO 17624:2005 - Identical
SS EN ISO 17624 Ed. 1 (2005) - Identical
ONORM EN ISO 17624:2005 - Identical
PN EN ISO 17624:2008 - Identical