目录
1 引言 1
1.1 编写目的...............................................................................................................................1
1.2 背景.......................................................................................................................................1
1.3 定义.......................................................................................................................................1
1.4 参考资料...............................................................................................................................1
2 任务概述 2
2.1 目标.......................................................................................................................................2
2.2 用户的特点............................................................................................................................2
2.3 假定和约束............................................................................................................................2
3 需求规定 2
3.1 对功能的规定........................................................................................................................2
3.2 对性能的规定........................................................................................................................5
3.2.1
精度
...................................................................................................................................5
3.2.2
时间特性要求
...................................................................................................................5
3.3 输人输出要求........................................................................................................................5
3.4 数据管理能力要求................................................................................................................6
3.5 故障处理要求........................................................................................................................6
3.6 其他专门要求........................................................................................................................6
4 运行环境规定 6
4.1 设备.......................................................................................................................................6
4.2 支持软件...............................................................................................................................6
4.3 接口.......................................................................................................................................7
4.4 控制.......................................................................................................................................7
评论3