已经有次观看 wencong在2013-07-31发布
简介：CNC WEDM EDM principle is the use of the workpiece and tooling as the two electrodes of different polarity, as a tool electrode wire (copper or molybdenum wire) through the workpiece, by the computer according to a predetermined trajectory control workpiece movement through the discharge between two electrodes erosion material for cutting a new machine.
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