NBN EN 60645-3:2007现行
Electroacoustics - Audiometric Equipment - Part 3: Test Signals Of Short Duration
出版：Belgian Standards
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.
DIN EN 60645-3 (2008-01) - Identical
SS EN 60645-3 Ed. 2 (2008) - Identical
UNE EN 60645-3:2009 - Identical
SS EN 60645-3 Ed. 1 (1996) - Identical
UNE EN 60645-3:1997 - Identical
NF EN 60645-3:2007 - Identical
I.S. EN 60645-3:2007 - Identical
DIN EN 60645-3 (1995-06) - Identical
BS EN 60645-3:2007 - Identical
SN EN 60645-3:1995 - Identical
DIN EN 60645-3 : 2008 - Identical
BS EN 60645-3 : 2007 - Identical
DIN EN 60645-3 : 2008 - Identical
I.S. EN 60645-3:2007 - Identical
