I.S. EN 60645-1:2017现行
Electroacoustics - Audiometric Equipment Part 1: Equipment for Pure-tone and Speech Audiometry
出版：National Standards Authority of Ireland
专家解读视频
Defines general requirements for audiometers designed for use in determining hearing threshold levels, relative to standard reference threshold levels established by means of psychoacoustic test methods, and those designed to perform psychoacoustic tests using speech material.
BS EN 60645-1 : 2017 - Identical
DIN EN 60645-1 : 2015 - Identical
UNE EN 60645-1 : 2015 - Identical
BS EN 60645-1 : 2015 - Identical
EN 60645-1 : 2017 - Identical
NBN EN 60645-1 : 2015 - Identical
DIN EN 60645-1 : 2015 - Identical
SN EN 60645-1 : 1994 - Identical
BS EN 60645-1:2017 - Identical
NF EN 60645-1:2017 - Identical
UNE EN 60645-1:2015 - Identical
EN 60645-1:2017 - Identical
