| 单词 | ultrasonic welding |
| 释义 | ultrasonic weldingnounthe use of high-energy vibration of ultrasonic frequency to produce a weld between two components which are held in close contact Words nearby ultrasonic weldingultrashort, ultrasonic, ultrasonic cleaning, ultrasonics, ultrasonic testing, ultrasonic welding, ultrasonogram, ultrasonograph, ultrasonography, ultrasound, ultrasound cardiography Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 |
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