论文首先提出一种基于活动网络图的简单活动网络图流程建模方法。
Firstly, the thesis proposes a workflow modeling methodology named as Simpe Activity Network Diagram based on Activity Network.
在描述工作流过程的模型中，基于活动网络图工作流模型的可读性最好。
Compared with many workflow process models, the model based on Activity Network has the best readability.
工作流管理系统提供工作流建模工具，绘制流程的活动网络图。形象展示工作流模型。
WFMS provides the tools of creating workflow model, with which to draw the net diagram of workflow activities so as to present workflow model visually.
本文还给出了一种简练的函数构造法，用该方法构造的函数能较好地逼近活动工期概率密度函数，方便了对计划网络图的计算机仿真运算。
It also gives a construction approach for approximating the probability density function of activity duration, which will facilitate the computer simulation of the PERT diagram.
二是理顺BPR项目中各项活动任务之间的顺序关系，绘制项目网络图；
Second, to rationalize the activities of BPR projects in the order of the relationship between tasks, and draw project network diagram;
二是理顺BPR项目中各项活动任务之间的顺序关系，绘制项目网络图；
Second, to rationalize the activities of BPR projects in the order of the relationship between tasks, and draw project network diagram;
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