Warning: file_put_contents(/www/wwwroot/ppbbbu/n94.cn/cache/f4388692d82ed3b925a135d693a05b71.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbbu/n94.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_94生活常识网有道词典
CIEM (Computer Integrated Engineering and Manufacturing System) is an integrated CAD, CAE and CAM system, developed by the Ministry of Aerospace Industry. 系统工程是航空航天工业部组织开发的大型计算机辅助设计、制造、管理、集成系统。