... -argon arc welding, argon arc spot welding, GMAW(CO2/MIG/MAG), pulsed-GMAW, double-pulsed GMAW, arc carbon gas cutting welder ... control is only related to the quantification lapse and the limited word length of the system, so the digitized control can ... easy and useful for client’s usage. GMAW(CO2/MIG/MAG) welding machine