By analyzing the method of drawing up classical time - coordinate network figure, the authors present a practical improved drawing method in this paper.

在分析传统时标网络图编制方法的基础上，通过编制实践，提出了一种实用改进型的双代号时标网络图的编制方法。

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By analyzing the method of drawing up classical time - coordinate network figure, the authors present a practical improved drawing method in this paper.

在分析传统时标网络图编制方法的基础上，通过编制实践，提出了一种实用改进型的双代号时标网络图的编制方法。

youdao