The concept and capabilities of encapsulation, succession and multi-state of basic class was applied in the design means of OO, and data structure and function of operating data was integrated.
OO设计法采用了类的概念，类的封装性、继承性和多态性，把数据结构同操作数据的函数组合在一起。
This paper briefly introduces the constitution, function, characteristics and basic operating procedure of HYCAD.
本文对HYCAD的组成、功能、特点和基本应用过程作了简要的介绍。
应用推荐