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声级测量系统的标准规格
Standard Specification for Systems to Measure Sound Levels
参考页数：5P.;A4
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奥氏体钢锻件的超声波检验的标准实践规程
Standard Practice for Ultrasonic Examination of Austenitic Steel Forgings
参考页数：5P.;A4
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锻制曲轴的超声波检验的标准规格
Standard Specification for Ultrasonic Examination of Forged Crankshafts
参考页数：3P.;A4
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声学用量的标准字母符号和缩写
Standard Letter Symbols and Abbreviations for Quantities Used in Acoustics
参考页数：71P.;A4
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加速道路车辆发出噪声的测量.工程法.第1部分:M和N分类
Measurement of noise emitted by accelerating road vehicles - Engineering method - Part 1: M and N categories
参考页数：72P.;A4
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声学.听力测试方法.第1部分:基本纯音气导和骨导听阈测听方法
Acoustics - Audiometric test methods - Part 1: Pure-tone air and bone conduction audiometry
参考页数：36P.;A4
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声学 优选频率
Acoustics - Preferred frequencies
参考页数：3P.;A4
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声学.服务设备噪音的空气传播和影响隔音的现场测量.调查法.修改件1
Acoustics - Field measurements of airborne and impact sound insulation and of service equipment sound - Survey method; Amendment 1
参考页数：2P;A4
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声学.施工现场路面对噪声吸收性能的测量.第2部分:反射表面用现场法
Acoustics - Measurement of sound absorption properties of road surfaces in situ - Part 2: Spot method for reflective surfaces
参考页数：20P;A4
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声学 特定实验室条件下办公室内屏障声衰减测量
Acoustics; measurement of office screen sound attenuation under specific laboratory conditions
参考页数：11P.;A4
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