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具有脉冲焊接功能，其脉冲电流、时间和基值电流、基值时间分别可调，用户可以选择最佳的参数配合进行不同材料的焊接。
With pulse welding function, the pulse current and time, basic current and time are adjustable independently, and user can select best parameters for welding different materials.
单片机对焊接电流、电弧电压、电流给定、脉冲周期、占空比、基值电流、收弧电流衰减时间、前气和后气时间等焊接参数进行采样、计算和控制。
The welding current, arc voltage, preset current, the period and ratio of pulse, base current, down slope time, gas pre and post flow time are sampled, calculated and controlled by microprocessor.
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