所以控制电弧后拖是高速焊改善焊缝成形的关键。
Use alternating transverse magnetic-field to control dragged arc, overcome weld undercut, and improve the appearance of weld.
现代下降特性电子弧焊电源设置的后拖特性一般是由电弧电压取样作为参考电压形成的。
The electron arc welding power source without sampling of arc voltage is introduced in this paper.
现代下降特性电子弧焊电源设置的后拖特性一般是由电弧电压取样作为参考电压形成的。
The electron arc welding power source without sampling of arc voltage is introduced in this paper.
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