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本文以硬质合金电火花加工特性实验为基础，分析了硬质合金电火花加工的一些工艺特点，提出了硬质合金电火花高效低损加工的微机控制大能量脉冲电源的研究方法。
In this paper, based on the experiments of EDM properties of cemented carbide, some technological features of EDM of hard alloy were analyzed, and the research method of microcomputer controlled high energy pulse power with high efficiency and low loss of EDM was proposed.