基本解釋[機(jī)械工程]對接縫焊機(jī)[經(jīng)濟(jì)學(xué)]對接縫焊機(jī)[冶金工程技術(shù)]對接滾焊機(jī)詞組短語短語tape butt -seam welding machine 對接縫焊接機(jī);帶狀對接縫焊機(jī)butt seam welding machine更多詞組專業(yè)釋義機(jī)械工程對接縫焊機(jī)經(jīng)濟(jì)學(xué)對接縫焊機(jī)冶金工程技術(shù)對接滾焊機(jī)