讨论了获得脉冲电流的原理。实测波形显示，输出的矩形波脉冲电流非常精确，且带有前沿尖峰，有利于电弧的稳定。
The wave shape measured indicates that the converter outputs the exact square pulse current with a peak in each front edge of pulse which is the benefit for arc stabilization.
输出缓冲电路可以削减读出电路中所产生的波形尖峰。
The output buffer circuit can reduce spikes of waveforms in the readout circuit.
输出整流二极管无反向恢复电压尖峰；
There is no high reverse recovery related voltage spike in the rectifier diodes.
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