Electroacoustics - Audiometric equipment -- Part 3: Test signals of short duration.
电声学.测听设备.第3部分:短时测试信号
2009-06-03
BS EN IEC 60645-3-2020
Electroacoustics. Audiometric equipment-Test signals of short duration
电声学 听力测量设备
2020-11-18
KS C IEC 60645-3A
전기음향 — 청력 측정 장비 — 제3부: 청력 측정용 단기 신호
电声 - 听力测量设备 - 第3部分:用于听力测量的短期信号
2017-08-29
KS C IEC 60645-3A(2022 Confirm)
전기음향 — 청력 측정 장비 — 제3부: 청력 측정용 단기 신호
电声学.听力计.第3部分:听力测量和神经耳科用短时听觉测试信号
2017-08-29
DIN EN IEC 60645-3
Electroacoustics - Audiometric equipment - Part 3: Test signals of short duration (IEC 60645-3:2020); German version EN IEC 60645-3:2020
电声学.听力测量设备.第3部分:短时测试信号（IEC 60645-3-2020）；德文版EN IEC 60645-3:2020
2021-10-01
ISO 389-6-2007
Acoustics — Reference zero for the calibration of audiometric equipment — Part 6: Reference threshold of hearing for test signals of short duration
声学——测听设备校准用参考零点第6部分:短时测试信号的参考听阈
2007-07-02
BS 04/30117001 DC
IEC 60645-3. Ed.2.0. Audiometers. Part 3. Auditory test signals of short duration for audiometric and neuro-otological purposes
IEC 60645-3 Ed.2.0 听力计 第三部分 用于测听和神经耳科目的的短时听觉测试信号
2004-07-23
GB/T 4854.6-2014
声学 校准测听设备的基准零级 第6部分：短时程测试信号的基准听阈
Acoustics―Reference zero for the calibration of audiometric equipment―Part 6: Reference hearing threshold levels for test signals of short duration
2014-09-03
UNE-EN ISO 389-6-2008
Acoustics - Reference zero for the calibration of audiometric equipment - Part 6: Reference threshold of hearing for test signals of short duration (ISO 389-6:2007)
声学.测听设备校准用参考零点.第6部分:短时测试信号的参考听阈（ISO 389-6-2007）
2008-01-30
DIN EN ISO 389-6
Acoustics - Reference zero for the calibration of audiometric equipment - Part 6: Reference threshold of hearing for test signals of short duration (ISO 389-6:2007)
声学.测听设备校准用参考零点.第6部分:短时测试信号的参考听阈（ISO 389-6-2007）；德文版EN ISO 389-6:2007
2007-10-01
GOST R ISO 389-6-2011
Государственная система обеспечения единства измерений. Акустика. Опорный нуль для калибровки аудиометрической аппаратуры. Часть 6. Опорный порог слышимости тестовых сигналов малой длительности
确保测量一致性的状态系统 声学 用于校准听力仪器的参考值为零 第6部分短期测试信号的听力参考阈值