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1.Multiple functions available ： start/crater arc current, increase/decrease time,base/crest value current,pulse frequency,pulse rate,post flow time, HF welding.
功能丰富：起始/收弧电流、上升/下降时间、基值电流、峰直电流、脉冲频率、占空比、滞后关气时间分别可调，高频引弧。收藏指正
2.Multiple funcyions available:start/crater arc current,increase/decrease time,base,crest value current,pulse frequency,pulse rate,post flow time,HF/friction welding,water/gas cooling.
功能丰富：起始/收弧电流、上升/下降时间、基值电流、峰值电流、脉冲频率、占空比、滞后关气时间分别可调，高频/接触引弧、水冷/气冷可供选用。收藏指正
3.For the problem of assignment tasks with the objective of minimizing the makespan (the total elapsed time from the start of execution until all tasks arc completed), an effective algorithm is discussed in this paper,and this algorithm is the same as the Hungarian method for the assignment problem.
对以极小化时间跨度(从开始工作起至全部任务完成止的持续时间长度)为目标的一类任务分派问题,讨论一种类似于匈牙利算法的有效方法。收藏指正
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