“polarity effect in electrical discharge machining”的概念、定义、翻译、参考文献-科学参考

单词	polarity effect in electrical discharge machining
释义	polarity effect in electrical discharge machining Encyclopedia 工学超声加工系统设计释 polarity effect in electrical discharge machining放电极性效应电火花加工时，正极和负极接脉冲电压极性不同，造成腐蚀量不同的现象。
随便看	characteristic direction characteristic dyadic characteristic (eigen) value of a matrix characteristic element characteristic energy loss spectrum characteristic envelope characteristic equation characteristic expansion characteristic exponent characteristic extremum characteristic factor characteristic field characteristic form characteristic formula characteristic frequency characteristic function characteristic functional characteristic function of a distribution characteristic function of a meromorphic function characteristic function of a set characteristic functions characteristic group characteristic homology class characteristic hyperplane characteristic hypersurface

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