软件工程项目组第十二小组三、需求规格说明书1．引言.............................................................................................................................................21.1编写目的.............................................................................................................................21.2项目背景.............................................................................................................................21.3定义.....................................................................................................................................21.4参考资料.............................................................................................................................22．任务概述.....................................................................................................................................32.1目标.....................................................................................................................................32.2运行环境.............................................................................................................................32.3条件与限制.........................................................................................................................33．数据描述.....................................................................................................................................33.1数据库介绍.........................................................................................................................33.2数据词典.............................................................................................................................44．功能需求.....................................................................................................................................54.1功能划分.............................................................................................................................54.2功能描述.............................................................................................................................65．性能需求.....................................................................................................................................75.1数据精确度.........................................................................................................................75.2时间特性.............................................................................................................................75.3适应性.................................................................................................................................76．运行需求.....................................................................................................................................86.1用户界面.............................................................................................................................86.2硬件接口.............................................................................................................................86.3软件接口.............................................................................................................................86.4故障处理.........................................................................
