目录
1 引言.................................................................................................................................................4
1.1 概述......................................................................................................................................4
1.2 背景......................................................................................................................................4
1.3 定义......................................................................................................................................4
1.4 参考资料..............................................................................................................................4
2 任务概述.........................................................................................................................................4
2.1 目标......................................................................................................................................4
2.2 用户的特点..........................................................................................................................5
2.3 假定和约束..........................................................................................................................5
3 需求规定.........................................................................................................................................5
3.1 对功能的规定......................................................................................................................5
3.1.1 用户需求...................................................................................................................5
3.1.1.1 组织机构和角色.............................................................................................................................5
3.1.1.2 业务概览.........................................................................................................................................7
3.1.1.3 业务场景.........................................................................................................................................8
3.1.2 系统需求...................................................................................................................9
3.1.2.1 概览.................................................................................................................................................9
3.1.2.2 系统需求规定...............................................................................................................................10
3.1.2.3 数据分析.......................................................................................................................................13
3.2 补充规定............................................................................................................................16
3.2.1 精度.........................................................................................................................17
3.2.2 时间特性要求.........................................................................................................17
3.2.3 灵活性.....................................................................................................................17
3.2.4 界面要求.................................................................................................................17
3.2.5 可靠性.....................................................................................................................17
3.2.6 可用性.....................................................................................................................17
3.2.7 可维护性.................................................................................................................17
3.3 输入输出要求....................................................................................................................17
3.3.1 安全性.....................................................................................................................17
3.3.2 输入输出模式.........................................................................................................17
3.4 故障处理要求....................................................................................................................17
3.5 其他专门要求....................................................................................................................17
4 运行环境规定...............................................................................................................................17
4.1 设备....................................................................................................................................18
4.2 支持软件............................................................................................................................18
4.3 接口....................................................................................................................................18
4.4 控制....................................................................................................................................18
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