To improve the reusable ability of CNC software, a new method to build the reusable model of CNC software with oriented object technology is proposed in the paper.
针对当前数控系统软件可重用性差的现状，本文采用建立面向对象的数控软件模型的方法来提高数控软件的可重用性。
The fourth chapter tells how to build 3D solid model for hull structure applying the oriented object technology, furthermore, the corresponding data structures are presented.
第四章介绍如何利用面向对象的方法建立船舶结构的三维实体模型，同时给出相关的数据结构；
In the case of geographic data access objects, the paper illustrates the geographic data access class realized by oriented-object technology.
地理数据访问对象方面，介绍了采用面向对象技术设计实现的地理数据访问类。
In the case of geographic data access objects, the paper illustrates the geographic data access class realized by oriented-object technology.
地理数据访问对象方面，介绍了采用面向对象技术设计实现的地理数据访问类。
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