In this paper, based on object-oriented technique, an applied arrow network model is studied and a component of arrow network tools is developed. There are three basic classes of the component: activity class, project class and arrow network tools class. An example of this component's implementation in resource optimization and its effectiveness is discussed.%作者结合面向对象的设计思想,提出了一种实用的网络计划模型,并实现了实用网络计划工具类组件。该组件有三个基本类:工序类、工程类及网络计划工具类。最后给出了这个组件在资源优化中的应用的例子,并说明其有效性。
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