短語(yǔ)詞組短語(yǔ)rail detecting car 鋼軌探傷車rail motor car 鐵道機(jī)動(dòng)車light rail motor car 輕型軌道車rail detector car 鋼軌探傷車rail flat car detail 軌道平車electric rail -car 電動(dòng)車組rail tank car 鐵路油槽車;鐵路油罐車;鐵路槽車;翻譯suspending rail -car 懸掛軌道車rail welding car 鋼軌焊接車 返回 rail car