| ultrasonic |
supersonic: having frequencies above those of audible sound
출처: wordnet.princeton.edu/perl/webwn
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|---|---|
| ultrasonic |
Referring to sound waves with frequencies higher than those at the upper limit of unimpaired human hearing, usually between 16 and 20 KHz.
출처: amsglossary.allenpress.com/glossary/browse
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| ultrasonic |
Sounds with frequencies above 20,000 Hz and, therefore, beyond the range of human hearing.
출처: science.education.nih.gov/supplements/nih3/hearing...
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| ultrasonic |
a wirebond process using ultrasonic energy to form wirebonds.
출처: www.icknowledge.com/glossary/u.html
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| ultrasonic |
A term referring to acoustic vibration frequencies greater than about 20,000 hertz.
출처: www.ndt-ed.org/GeneralResources/Glossary/letter/u....
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