
Acoustics - Determination Of Sound Power Radiated Into A Duct By Fans - In-Duct Method
出版:Standardiserings-Kommissionen I Sverige

专家解读视频
1ED 1994 [26/08/1994]
I.S. EN 25136:1994 - Identical
NBN EN 25136:1995 - Identical
BS EN 25136:1994 - Identical
DIN EN 25136 (1994-02) - Identical
ONORM EN 25136:1994 - Identical
NF EN 25136:1994 - Identical
ISO 5136:2003 - Identical
UNE EN 25136:1995 - Identical
UNI EN 25136:1995 - Identical