This standard specifies the test method for broadband ultrasonic attenuation (BUA) of ultrasonic bone densitometer. This standard applies to the measurement and verification of broadband ultrasonic attenuation (BUA) of ultrasonic bone densitometer.
YY/T 0939-2014 history
2014YY/T 0939-2014 Ultrasound bone sonometers.Test method of broadband ultrasound attenuation (BUA)