Which promoted the application of automatic or semi-automaticwelding technology in steel construction welding.
促进了自动或半自焊技术在钢结构焊接中的应用。
2
The main techniques of SCR inverter semi-automatic MIG welding machine are discussed in this paper.
讨论了可控硅逆变式半自动MIG焊机研制的主要技术问题。
3
It introduces the installation method of this welder in detail and the difference between semi-automatic welder about installation, including installation of welding jig and welding carriage.