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机器状态监控和诊断.操作人员认证和评估要求.第8部分:超声波
Condition monitoring and diagnostics of machines - Requirements for qualification and assessment of personnel - Part 8: Ultrasound
参考页数:16P;A4
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声学.校准测听设备的基准零级.第9部分:基准听力阈级测定的首选试验条件
Acoustics - Reference zero for the calibration of audiometric equipment - Part 9: Preferred test conditions for the determination of reference hearing threshold levels
参考页数:9P;A4
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旋转式和往复式机器的机械振动 对测量振动烈度仪器的要求
Mechanical vibration of rotating and reciprocating machinery - Requirements for instruments for measuring vibration severity
参考页数:13P;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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振动发生机器.选择指南.第1部分:环境试验设备.技术勘误1
Vibration generating machines - Guidance for selection - Part 1: Equipment for environmental testing; Technical Corrigendum 1
参考页数:4P.;A4
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振动发生器辅助台.设备特性描述法.技术勘误1
Auxiliary tables for vibration generators - Methods of describing equipment characteristics; Technical Corrigendum 1
参考页数:2P.;A4
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声学.测听设备的校准用参考零点.第5部分:频率范围:8kHz~16kHz的纯音用参考等效值阈声压级
Acoustics - Reference zero for the calibration of audiometric equipment - Part 5: Reference equivalent threshold sound pressure levels for pure tones in the frequency range 8 kHz to 16 kHz
参考页数:6P;A4
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声学 校正听力设备的基准零级 第4部分:窄带掩蔽噪声基准级
Acoustics - Reference zero for the calibration of audiometric equipment - Part 4: Reference levels for narrow-band masking noise
参考页数:4P.;A4
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声学.校正听力设备的基准零级.第8部分:耳罩式耳机纯音基准等效阈声压级
Acoustics - Reference zero for the calibration of audiometric equipment - Part 8: Reference equivalent threshold sound pressure levels for pure tones and circumaural earphones
参考页数:12P.;A4
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声学 校正听力设备的基准零级 第1部分:纯音和压耳式耳机用的基准等效阈声压级
Acoustics - Reference zero for the calibration of audiometric equipment - Part 1: Reference equivalent threshold sound pressure levels for pure tones and supra-aural earphones
参考页数:10P.;A4
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