conjunctive model 中文意思是什麼
conjunctive model
解釋
聯合模型- conjunctive : adj. 1. 連結（著）的；【數學】契合的，合取的；【語法】（有）連接（作用）的。2. 【計算機】邏輯乘法的。n. 【語法】連詞。adv. -ly
- model : n 1 模型，雛型；原型；設計圖；模範；（畫家、雕刻家的）模特兒；樣板。2 典型，模範。3 （女服裝店僱...
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4 in order to make. the decision adjust to the practice, and use the limited water resources more rationally. a multi - objective fuzzy decision method for irrigation district is presented considering fuzzy connection, then a method is given to get the changeable objective weight of each stage. this model can solve the decision in conjunctive use of ground and surface water
4 、為合理利用水資源，使渠井結合灌區的地表、地下水聯合調度決策與實際結合更緊密，本文在陳守煜建立的多指標模糊關系優選決策理論基礎上，提出了考慮時段指標變權重的多指標模糊關系優選決策方法，模型中各指標的權重隨作物所處生長階段的不同發生變化，並將模型與演算法應用於實際例子中，取得了較為滿意的結果。 -
As virtual database uses relational data model, the paper makes a special effort to discuss query rewriting technology - rewriting queries using views and its conjunctive query, containment mapping under this model
基於虛擬數據庫所採用的關系數據模型，著重探討了該模型下的查詢重寫技術? ?利用視圖重寫查詢以及基於其上的合取查詢、包含映射等問題。
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