目 录1.引言...................................................................................................................................11.1目的............................................................................................................................11.2定义............................................................................................................................11.3参考资料.....................................................................................................................12.总体概述............................................................................................................................22.1产品标识.....................................................................................................................22.2产品描述.....................................................................................................................22.2.1系统属性..............................................................................................................22.2.2开发背景..............................................................................................................22.2.3产品功能..............................................................................................................22.3用户的特点..................................................................................................................42.4限制与约束..................................................................................................................43.具体需求............................................................................................................................43.1功能需求.....................................................................................................................43.2性能需求.....................................................................................................................93.3数据库需求....................................
