共找到 150 條與 聲壓 相關的標準，共 10 頁
Tonometers
本檢定系統(tǒng)表適用于1Hz～5MHz頻段內(nèi)的水聲聲壓計量器具的量值傳遞。它規(guī)定了水聲聲壓計量基準經(jīng)水聲聲壓計量標準至工作計量器具之間的量值傳遞程序、量值傳遞方法和量值傳遞時的最佳測量能力。在開展校準時，可作為量值溯源的依據(jù)
Measuring Instruments for Underwater Sound Pressure
Methods for measuring sound pressure levels
Methods for the Measurement of Sound Pressure Levels
Measurement of Sound Pressure Levels in Air
Measurement of Sound Pressure Levels in Air
Measuring Instruments for Air Borne Acoustics Pressure
Measurement of Rotorcraft Interior Sound Pressure Levels
Measurement of Sound Pressure Levels in Air
This American National Standard describes procedures for the measurement of sound pressure levels in the outdoor environment, considering the effects
Procedures for Outdoor Measurement of Sound Pressure Level
Measurement of Rotorcraft Interior Sound Pressure Levels
Specifies requirements and describes procedures for the measurement of sound pressure levels in air at a single point in space. These apply primarily
Measurement of Sound Pressure Levels in Air
Noise. Engineering method of determination of sound power levels of multisource industrial plants for evaluation of sound pressure levels in the environment
Specifies requirements and describes procedures for the measurement of sound pressure levels in air at a single point in space. These apply primarily
Measurement of Sound Pressure Levels in Air
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Methods of A-weighted sound pressure level measurement for pumps
本標準規(guī)定了醫(yī)用超聲壓電陶瓷材料分類、要求、試驗方法及檢驗規(guī)則。 本標準適用于醫(yī)用超聲壓電陶瓷材料
Piezoelectric materials for medical ultrasound
