【正文】
復發(fā)生。 講解員: 范壯壯 Electrical discharge machining Content The concept of the EDM 1 The principle of the EDM 2 The characteristics of the EDM 3 Development direction of EDM 4 1 The concept of the EDM Electrical discharge machining is a special processing method, which is used to resist the electrical erosion caused by the pulse discharge between two electrodes in the working fluid. It is also known as the discharge machining or electrical etching process, which is c