
Acoustics - Reference Zero For The Calibration Of Audiometric Equipment - Part 3: Reference Equivalent Threshold Force Levels For Pure Tones And Bone Vibrators (iso 389-3:2016)
出版:German Institute for Standardisation (Deutsches Institut für Normung)

专家解读视频
2016 [01/06/2016]1999 [01/07/1999]
Supersedes DIN EN 27566 (10/1999) DIN EN ISO 389-3 issue 07-1999 remains valid alongside this standard until 31-08-2016. (06/2016)
UNE EN ISO 389-3:2016 - Identical
SN EN ISO 389-3:2016 - Identical
ONORM EN ISO 389-3:2016 - Identical