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【正文】 ..........................................................................................................4 條件與限制 ........................................................................................................................................5 運(yùn)行環(huán)境 ............................................................................................................................................5 3. 數(shù)據(jù)描述 ...................................................................................................................... 6 靜態(tài)數(shù)據(jù) ............................................................................................................................................6 動(dòng)態(tài)數(shù)據(jù) ............................................................................................................................................6 數(shù)據(jù)庫(kù)描述 ........................................................................................................................................6 ER 圖 ..................................................................................................................................................6 數(shù)據(jù)字典 ............................................................................................................................................8 數(shù)據(jù)采集 ............................................................................................................................................9 4. 功能需求 .................................................................................................................... 10 功能劃分 ......................................................................................................................................... 10 功能描 述 ......................................................................................................................................... 11 數(shù)據(jù)精確度 ..................................................................................................................................... 13 時(shí)間特性 ......................................................................................................................................... 13 適應(yīng)性 ......................................................................................................................................... 14 6. 運(yùn)行需求 .................................................................................................................... 14 用戶(hù)界面 ......................................................................................................................................... 14 硬件接口 .................................................................................................................................
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