Abstract : the principal characteristics of pulse power supply with large current are described . the survey of pulse electrochemical machine and the processing technique are introduced . some application examples of pulse electrochemical machining in die - sinking are given 文摘:简述了大电流矩形波脉冲电源的基本特点；介绍了脉冲电解机床及加工工艺概况；列举了脉冲电解加工工艺在模具加工中的应用实例。
