1 引言................................................................................................................................................21.1 编写目的.............................................................................................................................21.2 背景.....................................................................................................................................21.3 定义.....................................................................................................................................21.4 参考资料.............................................................................................................................32 总体设计........................................................................................................................................32.1 需求规定.............................................................................................................................32.2 运行环境.............................................................................................................................32.3 基本设计概念和处理流程.................................................................................................42.4 结构.....................................................................................................................................92.5 功能需求与程序的关系...................................................................................................152.6 人工处理过程...................................................................................................................162.7 尚未问决的问题...............................................................................................................163 接口设计......................................................................................................................................163.1 用户接口......................................