1 引言 ...........................................................................................................................................................6
1.1 编写目的......................................................................................................................................6
1.2 背景...............................................................................................................................................6
1.3 术语和缩略词.............................................................................................................................6
1.4 参考资料......................................................................................................................................6
1.5 版本信息......................................................................................................................................6
2 任务概述..................................................................................................................................................7
2.1 项目概述......................................................................................................................................7
2.1.1 项目来源及背景 ...........................................................................................................7
2.1.2 项目目标.........................................................................................................................7
2.1.3 系统功能概述................................................................................................................7
2.2 用户特点......................................................................................................................................8
2.3 假定和约束.................................................................................................................................8
2.4 运行环境......................................................................................................................................8
2.4.1 设备环境.........................................................................................................................8
2.4.2 硬件环境.........................................................................................................................8
2.4.3 软件环境.........................................................................................................................8
2.4.4 网络环境.........................................................................................................................8
2.4.5 操作环境.........................................................................................................................8
3 功能需求..................................................................................................................................................9
3.1 功能划分......................................................................................................................................9
3.1.1 系统用例图.....................................................................................................................9
3.1.2 功能编号和优先级 ....................................................................................................11
3.1.3 功能划分.......................................................................................................................12
3.2 功能描述 ...................................................................................................................................12
3.2.1 功能说明.......................................................................................................................12
3.2.2 详细描述.......................................................................................................................14
4 数据需求................................................................................................................................................14
评论0