Flash can be continual and steady, and then, the good welding joints could be obtained by properly controlling feeding speed of shifting unit of rail continuous flash welding.

有效地控制钢轨连续闪光焊的动力柱送进速度，可以使整个焊接过程保持连续和稳定的闪光，从而获得优良的焊接接头。

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The feeding speed of shifting unit of welding machine is one of the most important factors of rail continuous flash welding quality.

影响钢轨闪光焊接头焊接质量的因素很多，其中焊机动力柱的送进速度就是重要因素之一。

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The machine adopts horizontal feeding and takes linear guide rail as direction, and adopts air-liquid convertor to assure stable cutting speed.

本机采用水平锯切进给方式，直线导轨作导向，同时采用气液转换器来保证锯切速度平稳。

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