It points out that the pulse discharging between tooth and work pieces on tool plate can make the surface to melt or even vaporize, thus to process the eclipse divided by metals.
工具盘上的轮齿与工件间的脉冲放电可使工件表面熔化甚至汽化，从而达到加工蚀除金属的目的。
Start the welding process and visually control it by observing the melt penetrating out of the two indicators.
开始真正操作进行熔接加工时，要留心深入的观察两个指示器。
The mathematic physics model for interface reaction of Hydrogen aluminum melt is carried out in this paper. The kinetics formula of the reaction process has been deduced and calculated.
建立了铝液中氢的界面反应过程的数学物理模型，对界面反应过程进行了动力学推导和计算。
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