目录1.开发必要性..................................................................................................................................22.系统目标......................................................................................................................................23.系统分析....................................................................................................................................23.1需求分析............................................................................................................................23.1.1功能需求................................................................................................................23.1.2运行环境需求........................................................................................................23.2组织结构........................................................................................................................33.3业务流程分析..................................................................................................................43.4数据流程图....................................................................................................................53.5数据字典........................................................................................................................83.5.1数据项定义.........................................................................................................83.5.2数据结构定义......................................................................................................113.5.3数据流定义..........................................................................................................123.5.4数据存储............................................................................................................133.5.5数据处理..............................................................................................................143.5.6外部项................................................................................................................144.系统设计..................................................................................................................................154.1总体设计..........................................................................................................................154.1.1需求规定..............................................................................................................154.1.2运行环境............................................................................................................154.1.3模块结构图..........................................................................................................164.1.4功能结构图..........................................................................................................164.2代码设计......................................................................................................................174.3数据库设计..................................................................................................................194.3.1概念结构设计......................................................................................................194.3.2逻辑结构设计...................................................................................
