电弧打到钢瓶上。
These arc strikers are of value for improving arc strike behaviour and reliability of invert welding power sources.
这些引弧器的应用对于提高逆变焊机的引弧性能、可靠性等有较大的益处。
There have four kind of basins in the South China Sea area: rifting basin, strike-slip rifting basin, fore-land basin and fore-arc basin.
南海地区新生代沉积盆地有四类：张裂盆地、走滑拉张盆地、前陆盆地和前弧盆地。
To strike an the arc, electron emission and ionization of the gas is initiated by withdrawing the electrode from the work surface in a con trolled manner, or with the aid of an initiating arc.
钨极氩弧焊是通过工件表面和电极之间气体的电离和电子的发射来引弧的。
To strike an the arc, electron emission and ionization of the gas is initiated by withdrawing the electrode from the work surface in a con trolled manner, or with the aid of an initiating arc.
钨极氩弧焊是通过工件表面和电极之间气体的电离和电子的发射来引弧的。
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