第PAGE\*MERGEFORMAT51页毕业论文（设计）基于C#.NET的公交查询系统设计与实现目录TOC\o"1-3"\h\z\uHYPERLINK\l"_Toc390440856"摘要PAGEREF_Toc390440856\hVHYPERLINK\l"_Toc390440857"AbstractPAGEREF_Toc390440857\hVIHYPERLINK\l"_Toc390440858"第1章绪论PAGEREF_Toc390440858\h1HYPERLINK\l"_Toc390440859"1.1前言PAGEREF_Toc390440859\h1HYPERLINK\l"_Toc390440860"1.1.1系统开发背景PAGEREF_Toc390440860\h1HYPERLINK\l"_Toc390440861"1.2选题目的与意义PAGEREF_Toc390440861\h1HYPERLINK\l"_Toc390440862"1.2.1选题目的PAGEREF_Toc390440862\h1HYPERLINK\l"_Toc390440863"1.2.2选题意义PAGEREF_Toc390440863\h2HYPERLINK\l"_Toc390440864"1.3系统开发环境及简介PAGEREF_Toc390440864\h2HYPERLINK\l"_Toc390440865"1.3.1硬件部分PAGEREF_Toc390440865\h2HYPERLINK\l"_Toc390440866"1.3.2软件部分PAGEREF_Toc390440866\h2HYPERLINK\l"_Toc390440867"第2章需求分析PAGEREF_Toc390440867\h4HYPERLINK\l"_Toc390440868"2.1需求分析概述PAGEREF_Toc390440868\h4HYPERLINK\l"_Toc390440869"2.1.1需求分析的基本任务一个阶段PAGEREF_Toc390440869\h4HYPERLINK\l"_Toc390440870"2.2实体——联系图（E-R图）PAGEREF_Toc390440870\h5HYPERLINK\l"_Toc390440871"2.2.1实体——联系图概述PAGEREF_Toc390440871\h5HYPERLINK\l"_Toc390440872"2.2.2符号系统PAGEREF_Toc390440872\h5HYPERLINK\l"_Toc390440873"2.2.3公交实体——联系图PAGEREF_Toc390440873\h6HYPERLINK\l"_Toc390440874"2.3层次方框图PAGEREF_Toc390440874\h7HYPERLINK\l"_Toc390440875"2.4数据流图（DFD）PAGEREF_Toc390440875\h8HYPERLINK\l"_Toc390440876"2.4.1数据流图概述PAGEREF_Toc390440876\h8HYPERLINK\l"_Toc390440877"2.4.2符号系统PAGEREF_Toc390440877\h8HYPERLINK\l"_Toc390440878"2.4.3画图原则PAGEREF_Toc390440878\h9HYPERLINK\l"_Toc390440879"2.4.4公交DFD图PAGEREF_Toc390440879\h9HYPERLINK\l"_Toc390440880"2.5系统功能模块划分PAGEREF_Toc390440880\h11HYPERLINK\l"_Toc390440881"2.5.1用户查询模块PAGEREF_Toc390440881\h11HYPERLINK\l"_Toc390440882"2.5.2管理员模块PAGEREF_Toc390440882\h11HYPERLINK\l"_Toc390440883"第3章详细设计PAGEREF_Toc390440883\h12HYPERLINK\l"_To