1)uphill welding,上向斜焊2)vertical-up welding,立向上焊3)up weld,上向焊4)vertical up welding/upward welding in the vertical position,向上立焊5)upward welding,向上焊接6)upswept,向上斜的
用法和例句
A series of methods including plane butting vertical-up welding, welding arc physical observation, etc.