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电声学. 听力测定美利体育官网首页网址. 短时持续试验信号

Electroacoustics. Audiometric equipment. Test signals of short duration

声学.测听美利体育官网首页网址校准用基准零点.短时持续试验信号用参考扩音阀

Acoustics - Reference zero for the calibration of audiometric equipment - Reference threshold of hearing for test signals of short duration

电声学 听力测定美利体育官网首页网址 第3部分 短时持续测试信号

Electroacoustics - Audiometric equipment - Part 3: Test signals of short duration (IEC 60645-3:2007); German version EN 60645-3:2007

电声学 测听美利体育官网首页网址 第3部分：短时测试信号（IEC 29/1027/CDV:2019）

Electroacoustics - Audiometric equipment - Part 3: Test signals of short duration (IEC 29/1027/CDV:2019); German and English version prEN IEC 60645-3:2019

电声学 听觉测量美利体育官网首页网址 第7部分：听觉诱发电位测量仪器

Electroacoustics - Audiometric equipment - Part 7: Instruments for the measurement of auditory evoked potentials

电声学 测听美利体育官网首页网址 第7部分：听觉诱发电位测量仪器

Electroacoustics - Audiometric equipment - Part 7: Instruments for the measurement of auditory evoked potentials

声学.听力测量美利体育官网首页网址校准用参考零点.第6部分:短时持续听觉试验信号参考扩音阀

Acoustics - Reference zero for the calibration of audiometric equipment - Part 6: Reference threshold of hearing for test signals of short duration

听力计.第3部分:听力测定和神经耳科用短时持续听觉试验信号

Audiometers. Part 3 : auditory test signals of short duration for audiometric and neuro-otological purposes.

声学 声学计量美利体育官网首页网址校准的参考零点 第6部分：短时测试信号的标准听力阈值（ISO 389-6:2007）

Acoustics - Reference zero for the calibration of audiometric equipment - Part 6: Reference hearing threshold levels for test signals of short duration (ISO 389-6:2007)

声学 听力测量美利体育官网首页网址校准的参考零 第6部分：短时测试信号的听力参考阈值（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 (ISO 389-6:2007)