Closed loop structure is adopted in this control system, the current and voltage of welding is used as feedback quantity.

该控制系统采用闭环结构，焊接电流、电弧电压为反馈量。

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Closed loop structure is adopted in this control system, the current and voltage of welding is used as feedback quantity.

该控制系统采用闭环结构，焊接电流、电弧电压为反馈量。

youdao