Therefore, the law of welding seam back chipping was studied based on the newly developed automatic back chipping machine with a disk-type non-consumableelectrode.
因此，本文基于新研制的非熔化盘式电极自动清根技术，对焊缝清根规律进行了研究。
2
The removal of non-metallic inclusion during remelting occurred mainly in stages of formation of dropets on the consumableelectrode tip and dropets falling through the slag.