This article introduces all kind of control method of pulse melting pole in gas protection welding,and divided them into two kind:parameter control and melt dripping transition accurate control.

• 全面系统地介绍了脉冲熔化极气体保护焊的各种控制方式，并明确地把它们分为两类：参数控制和熔滴过渡精确控制。