工程数据库系统

• At last , utilizing the object - oriented technology , we develop a engineer database system of die cad aiming at deficiency of the applying traditional database to engineer , introduce the logic design and architecture of engineer database system and discuss several key technologies of engineer database system
  最后，针对传统数据库中工程应用中的不足之处，利用面向对象技术自行开发了冷冲模cad工程数据库系统，介绍了工程数据库系统的逻辑设计和系统的体系结构，并对工程数据库中的几个关键技术做了进一步的讨论。