一种快速确定关键线路的新方法──箭线过滤法

A New Method of Determining Key Line in a Network plan ──The Filtering Arrow Line Method

从网络计划关键线路的定义出发，通过对网络计划的结构进行分析，提出了一种快速确定关键线路的新方法──箭线过滤法，并分析了１０种基本图形的过滤方法．

According to the definition of the key line in a network plan, the paper analyzes the basic structure of net-work plan and proposes a new method of determining key line in a network plan-the filtering arrow line method. Also it introduces the filter method of 10 kinds of basic figures.