And the trace programme of a line, a arc and a parabola is established.
并编制了直线、圆弧和抛物线的轨迹程序。
A arc parameter-measuring system was developed to analyze the process of short-circuiting arc welding and the effect of arc energy on the welding stability.
为了分析短路过渡电弧的焊接过程和探讨电弧能量对焊接稳定性的影响，设计了短路过渡电弧电参数检测系统。
A arc parameter-measuring system was developed to analyze the process of short-circuiting arc welding and the effect of arc energy on the welding stability.
为了分析短路过渡电弧的焊接过程和探讨电弧能量对焊接稳定性的影响，设计了短路过渡电弧电参数检测系统。
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