“ultrasonic generator”的概念、定义、翻译、参考文献-科学参考

单词	ultrasonic generator
释义	ultrasonic generator [¦ǝl·trǝ`sän·ik `jen·ǝ´rād·ǝr] ^{ENGINEERING ACOUSTICS} A generator consisting of an oscillator driving an electroacoustic transducer, used to produce acoustic waves above about 20 kilohertz.
随便看	underwater acoustics underwater burst step attenuator step bearing step block step brazing step-by-step operation step-by-step switch step-by-step system step change step-climb profile step counter step cut step-down transformer step fault step function step-function generator step gage Stephanian Stephanidae stephanite Stephan's Quintet step lake step-out time step-out well

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