This paper designs the architecture of this platform. According to the scale of ocean spatial data in the platform, it presents two organizing spatial data model-data file model and relational database model, and gives each of them storage mechanism accordingly.

論文設(shè)計了海洋空間信息服務(wù)平臺的體系結(jié)構(gòu)哪里有a级片网站，根據(jù)平臺中海洋空間數(shù)據(jù)的規(guī)模亚洲小说图片网，提出了兩種空間數(shù)據(jù)存儲模式洲在线综合视频，即數(shù)據(jù)文件集模式和關(guān)系數(shù)據(jù)庫模式久操B，并分別給出了相應(yīng)的存取機制。

In order to match the predicate calculus,the relational database model was selected as the basic data model.

為與謂詞演算相配合无码色色色，關(guān)系數(shù)據(jù)庫模型被選作基本數(shù)據(jù)模型中文字幕亚洲一区二区系列。

This paper proposes a formal framework based on predicate calculus that maps object models into relational ones to construct persistent object layer.

通過使用一種基于謂詞邏輯的形式化框架來匹配對象模型到關(guān)系模型以構(gòu)建持久對象層。

Finally, two models are set up to explain how procurement quantity and price are used in relational contracts incentive.

最后通過模型分析了鐵路工廠應(yīng)該如何運用采購量和價格來激勵關(guān)系合同免费人成在线观看网。

We propose and implement the combination of the relational languages with PROLOG.

本文提出的方法和技術(shù)具有通用性看A级毛片免费网站。

At last, an investigation on the reconstructing mechanism, methods and relational algorithms of 3-D temperature field with acoustic pyrometry is made. Furthermore, an elementary discussion on key points in the reconstruction is given.

最后，對三維溫度場聲學(xué)測量方法的機理、方法和有關(guān)算法進行了研究色悠悠一区二区，對聲學(xué)溫度場測量中的幾個關(guān)鍵技術(shù)進行了初步的探討亚洲天堂黄色网站b性爱。

In addition, the possibility of applying the grey relational grade analysis to selection of ramie varieties is also discussed.

文中還探討了選擇理想?yún)⒖计贩N和性狀權(quán)重的重要性，以及灰色關(guān)聯(lián)度分析在苧麻品種篩選應(yīng)用的可能性色伊人欧美。

How to transform XML document with relational rata model is an important research topic.

但是48手机无码免費在线，目前因特網(wǎng)上大量數(shù)據(jù)仍存在于占主導(dǎo)地位的數(shù)據(jù)庫中，而數(shù)據(jù)庫系統(tǒng)強大的數(shù)據(jù)操作和處理能力更是XML文檔所不能及的妓院性视频。

While its basic structure is the Xiang-Shu, the Xiang is the visualized and symbolized cognitive experience, and Shu is the relational image and symbol with the practical arrangement in the location of time and space.

《周易》對于客觀世界的認(rèn)識有著一個完整的圖式欧美性恔图片在线观看，其基本結(jié)構(gòu)是象數(shù)，其中象是認(rèn)知經(jīng)驗的形象化和象征化jjzz污网站，數(shù)是形象和象征符號的關(guān)系化以及在時空位置上的排列化以及應(yīng)用化與實用化A片免费在线小视频。

Human is one kind of relational existence.

人是一種關(guān)系性的存在。