短語(yǔ)詞組短語(yǔ)butt joint welder 對(duì)接焊接機(jī)butt resistance welder 電阻對(duì)焊機(jī);電阻對(duì)接焊機(jī);對(duì)接電阻熔接機(jī)butt seam welder 對(duì)接滾焊機(jī)butt -welder 對(duì)接熔接機(jī);對(duì)焊機(jī)Fixed butt welder 固定式對(duì)焊機(jī)resistance butt welder 電阻對(duì)焊flash butt welder 閃光對(duì)接焊機(jī);閃光焊機(jī);閃光對(duì)焊工bar butt welder 鋼筋對(duì)焊機(jī) 返回 butt welder