Then apply the operation principle of COD system to the tele-education, design detailed structure of the tele-education COD system and database structure.
然后将COD系统的运行原理应用于远程教育中，设计了远程教育COD系统的详细结构和数据库结构；
A nutrition consultation system is developed according to the basic principle of food nutrition and the development software of database administration.
营养咨询系统是根据食品营养学的基本原理和数据库管理开发软件研制而成的。
A nutrition consultation system is developed according to the basic principle of food nutrition and the development software of database administration.
营养咨询系统是根据食品营养学的基本原理和数据库管理开发软件研制而成的。
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