换物网需求分析
目录
1. 简介.........................................................................................................................................0
1.1 目的.......................................................................................................................................1
1.2 项目背景:...........................................................................................................................1
1.3 定义、首字母缩写词和缩略语...........................................................................................1
1.4 参考资料...............................................................................................................................1
2. 任务概述.........................................................................................................................................1
2.1 任务目标...............................................................................................................................1
2.2 运行环境............................................................................................................................1
2.3 条件与限制...........................................................................................................................2
2.4 意义.......................................................................................................................................2
3. 数据描述.........................................................................................................................................3
3.1 表态数据...............................................................................................................................3
3.2 动态数据...............................................................................................................................5
3.3 数据库描述...........................................................................................................................6
3.4 数据词典...............................................................................................................................6
3.5 数据采集...............................................................................................................................6
4. 功能需求.........................................................................................................................................6
4.1 功能划分...............................................................................................................................6
4.2 功能描述...............................................................................................................................7
5. 性能需求.........................................................................................................................................8
5.1 数据精确度...........................................................................................................................8
5.2 时间特性...............................................................................................................................9
5.3 适应性...................................................................................................................................9
6. 运行需求.........................................................................................................................................9
6.1 用户界面...............................................................................................................................9
6.2 硬件接口.............................................................................................................................10
6.3 软件接口.............................................................................................................................10
6.4 通信接口.............................................................................................................................11
7. 其他需求.......................................................................................................................................11
7.1 可使用性.............................................................................................................................11
7.2 安全保密性.........................................................................................................................11
7.3 可靠性.................................................................................................................................11
1. 简介