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声学.低噪声机器工作间设计的推荐实施规程.噪声控制测量
Acoustics. Recommended practice for the design of low-noise workplaces containing machinery. Noise control measures
参考页数:40P;A4
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电声学.测听设备.纯音和言语测听设备
Electroacoustics. Audiometric equipment. Equipment for pure-tone and speech audiometry
参考页数:46P.;A4
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声学.音响设备校正标准参考零点.纯音和插入式耳机用参考等效门限声压级
Acoustics. Reference zero for the calibration of audiometric equipment. Reference equivalent threshold sound pressure levels for pure tones and insert earphones
参考页数:20P;A4
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声学.测听设备的校准用参考零点.参考听觉阈水平的测定用首选试验条件
Acoustics - Reference zero for the calibration of audiometric equipment - Preferred test conditions for the determination of reference hearing threshold levels
参考页数:16P;A4
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电声学.听力测定设备.听觉脑干反应的测量仪器
Electroacoustics - Audiometric equipment - Instruments for the measurement of auditory brainstem responses
参考页数:16P;A4
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声学.听力试验方法.纯音和窄带试验信号声场测听方法
Acoustics - Audiometric test methods - Sound field audiometry with pure-tone and narrow-band test signals
参考页数:26P;A4
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声学.与年龄和性别有关的听力阈值的统计分布
Acoustics. Statistical distribution of hearing thresholds related to age and gender
参考页数:34P.;A4
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环境噪声的描述和测量.量值和程序指南
Description and measurement of environmental noise - Guide to quantities and procedures
参考页数:14P.;A4
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声学.听力测定试验方法.纯音调空气和骨传导声测定
Acoustics. Audiometric test methods. Pure-tone air and bone conduction audiometry
参考页数:40P;A4
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声学. 测听设备校准用基准零级. 纯音和骨传导振动器用标准等效阈力级别
Acoustics. Reference zero for the calibration of audiometric equipment. Reference equivalent threshold vibratory force levels for pure tones and bone vibrators
参考页数:24P.;A4
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