Warning: file_put_contents(): Only 0 of 6303 bytes written, possibly out of free disk space in /www/wwwroot/ppbbu/4cd.cn/index.php on line 55 ministry of aerospace industry是什么意思，ministry of aerospace industry的翻译，ministry of aerospace industry音标、读音、用法和例句_沉淀汉英词典
CIEM (Computer Integrated Engineering and Manufacturing System) is an integrated CAD, CAE and CAM system, developed by the Ministry of Aerospace Industry. 系統工程是航空航天工業部組織開發的大型計算機輔助設計、制造、琯理、集成系統。