Waterjet cut is one of the processing methods, it and the emergence of electron beam processing, ultrasonic machining method is called special processing method.

水射流加工就是其中的一种加工方法，它和新出现的电子束加工，超声波等加工方法被称为特种加工方法。

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This paper studied the problems in machining tiny curved holes with electron beam. The concerned formulae were derived so as to provide the basis for machining of tiny cured holes.

本文对电子束加工微细弯孔的有关问题进行了研究，导出了相关的物理方程，为微细弯孔的加工提供了理论依据。

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This paper studied the problems in machining tiny curved holes with electron beam. The concerned formulae were derived so as to provide the basis for machining of tiny cured holes.

本文对电子束加工微细弯孔的有关问题进行了研究，导出了相关的物理方程，为微细弯孔的加工提供了理论依据。

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