Figure 1 (a) Schematic diagram of a standard pulse current-time wave form in present PCSMD process and (b) picture illustrates the welding machine screen when it setup on the pulsed current state

Figure 1 (a) Schematic diagram of a standard pulse current-time wave form in present PCSMD process and (b)
picture illustrates the welding machine screen when it setup on the pulsed current state