机械工业 jīxiègōngyè machine-building industry Definitions Defs Origin Strokes Stroke Words Sentences Sents 机械工业 機械工業 jīxiègōngyè machine-building industry sector of industry concerned with manufacturing production machinery, kits, and components
机械工业 機械工業 jīxiègōngyè machine-building industry sector of industry concerned with manufacturing production machinery, kits, and components
