短語詞組短語resistance butt -seam welding [電]電阻對縫焊接tape butt -seam welding machine 對接縫焊接機(jī);帶狀對接縫焊機(jī)foil butt seam welding 箔材對縫焊slanting butt seam welding 斜對接縫焊butt seam welding machine 對接滾焊機(jī);對接縫焊機(jī)butt -seam-welding 對縫焊butt welding seam 對接焊縫butt girth welding seam 對接環(huán)焊縫 返回 butt seam welding