3.2动态数据 ............................................................................................................................. 5
3.3介绍 ......................................................................................................................... 5
3.4数据词典 ............................................................................................................................. 6
3.4.1数据流词条描述 .................................................................................................... 6
3.4.2数据文件词条描述 ................................................................................................ 7
3.4.3加工逻辑词条描述 ................................................................................................ 8
3.4.4源点及汇点词条描述 ............................................................................................ 8
4.功能需求 ..................................................................................................................................... 9
4.1功能划分 ............................................................................................................................. 9
4.2功能描述 ............................................................................................................................. 9
5.性能需求 ................................................................................................................................... 10
5.1数据精确度 ....................................................................................................................... 10
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