摘要： 为了有效、快捷地开发CAI软件，使开发的软件能达到通用化及实用化，提出利用面向对象技术与传统的软件设计方法相结合的软件设计思想，把软件过程分为″三阶段″的设想。这种开发方法对于提高软件产品质量以及缩短开发周期有一定的参考价值。.

关键词: 授课系统, 面向对象技术, 对象, 类, 元类

Abstract: In order to develop CAI software effectively and fastly, avoid unnecessary work in software system standardization, and made GIS system current and pratical, this paper describes software design concept in which the object-orienied technology combines with traditional software design method. It puts forward three steps concepts. This developmentmethod is of great reference value for improving quality of software.

中图分类号: 

• TP311