并且指出正确设计电源外特性，是获得较强电弧穿透力的途径。
Obtaining the way of power source of the strong arc force was clearly shown.
特别是，在电弧加热设备的强电磁场干扰环境中，采用特殊的屏蔽结构实现了这种强干扰环境下高焓气流的总温直接测量。
The direct measurement of total temperature of high-enthalpy flow was achieved through special shielded structure especially at disturbance environment of super electromagnetic field.
并提出获得强电孤力电源的途径。从而使可控硅整流焊机的电弧穿透力与直流旋转焊机相当。
How to obtain the way of power source of the strong arc force is shown And the arc digging action of SCR rectifier is the same as that of DC arc wilding generator.
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