NS EN ISO 354 Ed. 2 (2003)现行
Acoustics - Measurement Of Sound Absorption In A Reverberation Room
出版：Norwegian Standards (Norges Standardiseringsforbund)
专家解读视频
Provides method of measuring the sound absorption coefficient of acoustical materials used as wall or ceiling treatments, or the equivalent sound absorption area of objects, such as furniture, persons or space absorbers, in a reverberation room.
Supersedes NS ISO 354 (08/2003)
NF EN ISO 354:2004 - Identical
SN EN ISO 354:2003 - Identical
BS EN ISO 354:2003 - Identical
DIN EN ISO 354 (2003-12) - Identical
ONORM EN ISO 354:2003 - Identical
NBN EN ISO 354:2003 - Identical
I.S. EN ISO 354:2003 - Identical
UNI EN ISO 354:2003 - Identical
UNE EN ISO 354:2004 - Identical
SS EN ISO 354 Ed. 1 (2003) - Identical
NEN EN ISO 354:2003 - Identical
ISO 354:2003 - Identical
