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绘制箭线网络图有哪些规则?(网络图、关键路线、项目工期)

问答题
2022-02-28 18:35
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正确答案

①不能出现箭线循环
②两个节点时间只能有一条箭线相连
③箭头事件编号大于箭尾事件编号,两事件编号可以不连续
④完整的网络图只有一个起始节点和一个终止节点


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