NF EN 60645-3:2007现行
Electroacoustics - Audiometric Equipment - Part 3: Test Signals Of Short Duration
出版：Association Francaise de Normalisation
专家解读视频
Specifies a means of describing the physical characteristics of audiometric reference and test signals of short duration and methods for their measurement.
Indice de classement: S31-001-3. PR NF EN 60645-3 May 2006. (05/2006) 1995 version is still active. (11/2007)
SS EN 60645-3 Ed. 1 (1996) - Identical
UNE EN 60645-3:1997 - Identical
I.S. EN 60645-3:2007 - Identical
IEC 60645-3 Ed. 2.0 - Identical
NBN EN 60645-3:2007 - Identical
DIN EN 60645-3 (1995-06) - Identical
BS EN 60645-3:2007 - Identical
SN EN 60645-3:1995 - Identical
SS EN 60645-3 Ed. 2 (2008) - Identical
UNE EN 60645-3:2009 - Identical
DIN EN 60645-3 (2008-01) - Identical
