I have been presiding complete work of enterprise technology management since I took the position and often touch files of engineering project construction organization designs.

笔者任职以来一直主持企业技术管理的全面工作，对工程项目施工组织设计文件接触较多。

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On the basis of introduction of techniques for electron signing, the paper does an approach to application of electron signing technique in the management of highway project files.

本文在介绍电子签名技术的基础上，对电子签名技术在公路工程项目文档管理中的应用等问题做了探讨。

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Then this paper introduces how to implement the management and edit of project files.

最后对介绍如何实现对工程文件的管理和编辑。

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