The paper discusses the research on collaborative design, engineering database theories and collaborative environments of engine CAD, introduces the backstage dbms-oracle particularly.
本文对协同设计、工程数据库等相关理论作了深入的研究，并对发动机工程CAD的工作环境，后台数据库管理系统ORACLE作了详细的阐述。
Again standard design theories according to the database carry on the concept structure and logic structure of database a design.
再依据数据库标准设计理论，进行数据库的概念结构和逻辑结构设计。
In the meantime at system analysis of foundation up, combine the database related theories, carried on the design of system database.
同时在系统分析的基础上，结合数据库相关理论，进行了系统数据库的设计。
In the meantime at system analysis of foundation up, combine the database related theories, carried on the design of system database.
同时在系统分析的基础上，结合数据库相关理论，进行了系统数据库的设计。
应用推荐