| 单词 | ultrasound wave |
| 释义 | ultrasound wave The disturbances caused by magnetostriction then propagate in the material as an ultrasound wave. Retrieved from Wikipedia CC BY-SA 3.0 The patch itself consists of a thin elastomer sheet with small “islands” of electrodes and piezoelectric transducers that create ultrasound waves from electricity. Retrieved from Wikipedia CC BY-SA 3.0 The probe measures blood flow by bouncing ultrasound waves off blood cells flowing through the aorta, the main blood vessel. Times, Sunday Times Ultrasound waves produced by vibrating piezoelectric crystals turn liquid into particles of five micrometres, making them small enough to float in the air for a minute. Times, Sunday Times The procedure uses a scanner to locate the tumour and ultrasound waves to destroy it. The Sun |
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