目录摘要.................................................................................................................................................IAbstract.....................................................................................................................II引 言.......................................................................................................................1第 1 章 绪 论.........................................................................................................21.1 课题的研究背景.............................................................................................................21.2 目的和意义.....................................................................................................................21.3 国内外研究现状.............................................................................................................21.4 系统开发的环境.............................................................................................................31.4.1 开发工具与环境................................................................................................31.5 系统设计的方法和技术.................................................................................................31.5.1 系统设计的方法................................................................................................41.5.2 系统所用相关的技术........................................................................................4第 2 章 系统分析.....................................................................................................62.1 系统可行性分析.............................................................................................................62.2 系统性能分析.................................................................................................................62.2.1 数据精确度...............................................................................