| ultrasonic |
A sound frequency that's too high for humans to hear.
출처: www.thetech.org/exhibits/online/robotzoo/guide/glo...
|
|---|---|
| ultrasonic scaler |
an instrument that vibrates rapidly to remove calculus and stain from tooth surfaces.
출처: www.drboyden.net/faq/glossary.html
|
| ultrasonic |
Beyond the upper-frequency limit of human hearing. Compare "supersonic."
출처: stereophile.com/reference/50/index8.html
|
| ultrasonics |
the technology associated with the use of sound above 15 kHz. Applied to thickness, density, flow and level sensing. Also used for imaging
출처: www.capgo.com/Resources/Sensors/SensorGlossary.htm...
|
| ultrasonic c. |
echocardiography.
출처: www.mercksource.com/pp/us/cns/cns_health_library.j...
|