linking constraint中文什么意思

linking: n. 耦合，結合，咬合;聯(lián)系;連接。
constraint: n. 1.強迫，拘束。 2.約束，壓抑，拘泥。 3.強制力。 4.緊張感[狀態(tài)]。 by constraint 勉強，強迫。 feel constraint覺得局促不安，感受壓迫。 show constraint顯得局促。 under [in] constraint 被迫，不得不；被束縛著。
budget constraint and time constraint: 預算約束與時間約束
constraint, project constraint: 約束條件對項目的約束
backward linking: 后向信號聯(lián)結

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secondly, using web data charactors, the paper is to build relational abstractions of large and fairly well-structured web sites and to use an optimizer to translate declarative queries on these relational abstractions to efficient navigation plans . we use a simple subset of the araneus data model ( adm ) to describe web sites . this adm scheme is augmented with link constraints that capture the redundancy present in many web sites . this paper also use inclusion constraints that state that all the pages that can be accessed using a certain path can also be accessed using another path
本論文使用adm(thearaneusdatamodel)數(shù)據模型的一個子集來描述web網站。這種基于叭花b視圖高效查詢系統(tǒng)的研究摘要adm數(shù)據模型是依靠增加鏈接約束來獲取網站上的冗余。論文使用包含約束(inclusionconstraini)，它規(guī)定所有能被一個確定的路徑訪問到的頁面，同樣也可以使用另一條路徑訪問到頁面。

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