It builds up the framework of the system, including the system's structure models, development tool selection, content layout and function module design.

构建了系统的总体框架，包括系统的总体结构模式、开发工具的选择，内容的规划和界面的设计和主要功能模块的设计。

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The main content of the paper as follow: Chapter 1 is introduction. It mainly introduces the background and significance of selection of topic and the contents and framework of the paper.

本文的主要内容如下：第一章是导论，主要介绍选题的背景和意义，论文的研究内容和框架结构。

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