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;
这一章提出将一个工程项目分解为若干工作这一概念，其目的是便于绘制网络图。
This chapter developed the concept of breaking down a project into activities in order to draw its graph, or network.
介绍了通信工程设计中项目时间管理的组成及实施方法，并结合工程实际详细说明了网络图的绘制要点。
Project time management in communication engineering design is introduced in detail, and critical points on drawing engineering network diagram are presented.
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