North Gate Station and all the long distance Intercity, TRANS-province lines; North Gate Station currently runs the original counties, rural routes; Simon, station main, Yibin city, across the city, across the province and to the West of range line. Yibin city highway main station distribution table 3.1-6 station name grade accounted for to area (m2) Gao
需求文档说明书
一、前言 ............................................................................................................7
1.1 项目介绍.........................................................................................................7
1.2 名词解释.........................................................................................................7
1.3 参考资料.........................................................................................................8
二、需求概述.....................................................................................................8
三、用户特点.....................................................................................................8
3.1 用户用例图.....................................................................................................8
3.2 适用人群.........................................................................................................9
四、假定和约束 .................................................................................................8
五、需求规定.....................................................................................................8
5.1 对功能的规定.................................................................................................8
5.2 对性能的规定.................................................................................................9
5.3 输入输出要求.................................................................................................9
5.3 数据管理能力要求.........................................................................................9
5.3 故障处理要求.................................................................................................9
5.3 其它专门要求.................................................................................................9
六、功能结构图 .................................................................................................9
6.1 功能介绍.......................................................................................................10
6.2 功能业务总流程图.......................................................................................10
七、功能需求分析 ...........................................................................................10
7.1 数据流图.......................................................................................................10
7.1.1 顶层数据流图....................................................................................10
7.1.2 功能级数据流图................................................................................12
7.1.3 详细数据流图....................................................................................15
7.2 功能模块.......................................................................................................18
7.2.1 业务功能描述....................................................................................18
7.2.2 业务流程图描述................................................................................18