In this paper, an objected oriented data model, which consists of three parts, is presented.
提出了实现电子地图数据存储的一种实用模型。
Later I lived through the long, slow and at times even more painful transition to objected oriented programming.
后来我又经过了很长的、缓慢的、诸多痛苦的过程转变到了面向对象编程模式。
Studying representation method of fusee and small spindle part of the case-and-knowledge-based, the described method of objected oriented of geometry feature and process feature information is built.
通过研究引信和钟表小轴类零件基于知识和实例的表示方法，建立了面向对象的零件几何、工艺特征信息描述方法。
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