I.S. EN 60645-2:1999现行
Audiometers Part 2: Equipment For Speech Audiometry
出版：National Standards Authority of Ireland
专家解读视频
Defines requirements for audiometers or parts thereof designed to provide a means of presenting speech sounds to a subject in a standardized manner, for example for the measurement of speech recognition.
SS EN 60 645-2 Ed. 1 (1997) - Identical
NBN EN 60645-2:1997 - Identical
DIN EN 60645-2 (1997-04) - Identical
BS EN 60645-2:1997 - Identical
DIN EN 60645-2 : 1997 - Identical
IEC 60645-2 : 1.0 - Identical
SN EN 60645-2 : 1997 - Identical
NF EN 60645-2 : 1997 - Identical
UNE EN 60645-2 : 1999 - Identical
NBN EN 60645-2 : 1997 - Identical
BS EN 60645-2 : 1997 - Identical
EN 60645-2 : 1997 - Identical
BS EN 60645-2 : 1997 - Identical
DIN EN 60645-2 : 1997 - Identical
SN EN 60645-2:1997 - Identical
IEC 60645-2 Ed. 1.0 - Identical
NF EN 60645-2:1997 - Identical
UNE EN 60645-2:1999 - Identical
