摆动焊条或焊炬焊接焊缝的英文

weaving weld

• 摆动:    swing; sway; oscil ...
• 焊条:    welding rod; wire ...
• 或:    nǎi-.
• 焊炬:    blow-pipe; torch; ...
• 焊接:    weld; welding; sol ...
• 焊缝:    soldering seam; we ...