
Amendment No.1 To Iec 1161 Ultrasonic Power Measurement In Liquids In The Frequency Range 0,5 Mhz To 25 Mhz - Radiation Force Balance - Assessment Of Measurement Uncertainties [iec 87(secretariat)61]
出版:British Standards Institution

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Amendment No.1 To Iec 1161 Ultrasonic Power Measurement In Liquids In The Frequency Range 0,5 Mhz To 25 Mhz - Radiation Force Balance - Assessment Of Measurement Uncertainties [iec 87(secretariat)61]
出版:British Standards Institution
专家解读视频