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

单词	ultrasonic machining technology
释义	ultrasonic machining technology Encyclopedia 工学特种加工技术释 ultrasonic machining technology;USM超声加工技术利用工具端面做超声频振动，通过磨料悬浮液加工硬脆材料的加工方法。
随便看	Backus-Naur form, BNF Backus normal form back value back vowel backwall backward backward algorithm backward analysis backward Brillouin scattering backward chained reasoning backward chained reasoning, backward reasoning backward channel backward crosstalk backward derivative backward derivative function backward difference backward difference operator backward difference quotient backward differentiability backward differential equation backward differentiation formula backward Dini derivative backward effects backward elimination backward equation

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