短語詞組短語butt resistance welding machine 對焊機(jī)resistance butt welding machine [機(jī)]電阻對焊機(jī)electric resistance butt welding 電阻對焊resistance butt -seam welding [電]電阻對縫焊接Stationary resistance butt welding machines 固定式對焊機(jī)Resistance butt and flash welding 電阻對接焊和電弧對接焊electric railway resistance butt welding 電阻對焊precise pulse resistance butt welding 精密脈沖電阻對焊 返回 butt resistance welding