時間數據庫 的英文怎麼說

中文拼音 [shíjiānshǔjùkù]
時間數據庫 英文
temporal database
  • 時 : shí］Ⅰ名1 （比較長的一段時間）time; times; days:當時at that time; in those days; 古時 ancient tim...
  • 間 : 間Ⅰ名詞1 （中間） between; among 2 （一定的空間或時間里） with a definite time or space 3 （一間...
  • 數 : 數副詞（屢次） frequently; repeatedly
  • 據 : 據Ⅰ動詞1 （占據） occupy; seize 2 （憑借; 依靠） rely on; depend on Ⅱ介詞（按照; 依據） according...
  • 時間 : time; hour; 北京時間十九點整19 hours beijing time; 上課時間school hours; 時間與空間 time and spac...
  • 數據庫 : data bank; data base; data pool; data library數據庫管理系統 data base management system; 數據庫計...
  • 數據 : data; record; information
  1. Spatio - temporal databases manage spatial objects that change positions and / or extents over time, spatio - temporal index method is one of the key technologies in spatio - temporal database management system

    時空數據庫是存儲、管理隨時間變化，其空間位置和/或范圍也發生變化的時空對象的數據庫系統，時空索引技術是時空數據庫管理系統的關鍵技術之一。
  2. In order to improve the efficiency of spatio - temporal data access, spatio - temporal index mechanisms should considers both characteristics of spatial and temporal and combines both access methods of spatial and temporal

    時空索引技術是空間索引技術和時間索引技術的結合，它必須兼顧了時空對象的空間特性和時間特性，才能有效地提高時空數據庫的存取效率。
  3. Retrieval spatial database by using the position of two point specified by user, complete the navigation automatically ; tracing and real - time display user current location depending on navigation map ; accomplish the query based on spatial relationship and property feature

    解決的問題有：根據用戶指定的任意兩點位置檢索空間數據庫，完成自動游覽；利用導航圖跟蹤和實時顯示用戶的當前位置；結合vrml與java技術完成基於空間關系特徵的查詢和基於屬性特徵的查詢。
  4. Cthe method of establishment of spatial analysis information system about water resource in longkou city based on water experiment and observational data and special map, spatial database and attributive database of water resource is established with arc / info7. 1 ~ arcview3. 1 ~ photoshop5. o ~ idrisi2. o ~. visual foxpro5. o. taking horton geomorphology and valdes geomorphicly immectiate unit hydrograph ( g theory ) as theory direction, the database is analyzed and mathematical models is found. linking basic database and model database, that spatial database and attributive database of water resource is established

    龍口市水資源時空分析信息系統構建的方法以水利實驗、觀測數據和專題地圖等資料為基礎數據，在arc / info7 . 1 、 arcview3 . 0 、 photoshop5 . 0 、 idrisi2 . 0 、 visualfoxpro5 . 0技術支持下，構建起水資源空間數據庫和屬性數據庫；以g理論和horton地貌律為理論指導，進行數據庫分析，並建立水資源數學計算模型，即模型庫構建；將基礎數據庫和數學模型庫藕合在一起，建立起龍口市水資源時空分析信息系統。
  5. The key definitions of spatio - temporal data modeling are summarized and the requirements of spatio - temporal database community, including temporal semantics, spatial semantics, spatio - temporal semantics and query capabilities are specified

    摘要闡述了時空數據建模的主要定義，分析了時空數據庫領域的建模需求，包括時態語義、空間語義、時空語義和查詢能力。
  6. R extracts remote sense information and conventional information to establish special analysis information system about water resource in longkou city which includes special database and attributive database ~ based on the analysis of database, ten water resource mathematical calculation models have been set up, i. e. precipitation, runoff, groundwater, evaporation, discharge, utilizable water resources degree, industry and living with horton geomorphology and g theory

    提取遙感信息和常規信息，建立龍口市水資源時空分析基礎數據庫，包括空間數據庫和屬性數據庫。基於基礎數據庫的分析，以horton地貌律和g理論為指導，建立降水量、徑流、地下水、蒸發量、水資源可利用量、工農業及生活用水量等十種水資源數學計算模型，即構建起模型庫。
  7. The underlayer spatial database of stadbsii is based on realms and supports dual grid techonology. it can express spatial object discretely and avoid the complexity of spatial redrawing. the underlayer support makes it easier to implement efficient spatio - temporal management and spatio - temporal analysis operations

    Stadbsii系統的底層空間數據庫以realms為基礎，同時採用了雙網格技術，在離散表示空間對象的基礎上避免了復雜的空間調整，為實現高效的時空存取以及時空分析操作提供了底層保證。
  8. In order to realize mining rights system in a specific way, this dissertation particularly discuss the problem of how to design spatial database and attributes database, meanwhile, make use of the conjunction of attributes database in access and spatial database in map objects control, and then realizes search from map to the database or from database to the map

    為了具體實現礦業權管理信息系統，本文詳細討論了空間數據庫與屬性數據庫的結構設計問題，同時利用access屬性數據庫與mapobjects控制項內的空間數據庫進行連接，實現了從地圖到數據庫或者從數據庫到地圖的查詢。本系統由圖層操作、圖形編輯、數據庫瀏覽、數據庫結構操作、信息查詢等功能組成。
  9. Temporal databases store and manage different time - state data, taking time as one of the data attributes managed by systems

    時態數據庫將時間作為數據的屬性納入系統的管理范疇，存儲和管理多個時間狀態的數據。
  10. But the user may define time granularities in their wills. temporal database should support the user to manipulate data in any time unit

    時態數據庫管理系統tdbms （ temporaldatabasemanagementsystem ）應提供對用戶定義時間的支持。
  11. Our system ' s underlying dbms is relational dbms, but we do n ' t want to modify the structure and the algorithm of the dbms, so we add some module between dbms and code

    由於底層採用的是關系數據庫，但又要避免對底層dbms的復雜數據結構或者演算法做修改，所以我們採用在用戶和數據庫系統中添加一些中間功能模塊的方法來建立一個時態數據庫。
  12. The spatial database can process the henter spatial data, which bring forward a new challenge for the access control of the of the database system

    空間數據庫能夠處理異構的空間數據，同時也給數據庫系統的存取控制帶來了新的問題。
  13. The system is compose of modules which form superior to subaltern and can be extended easily, so it is a good data resource for user to get the land resource dynamic movement information in qian county experiment area this system has integrity ability of data manage, it can carry through update and edit of data at any moment, it has main functions such as : browse and record attribute data, look over and graph manage of spatial database, graph edit, query and search of database, renew correlation export intellective

    該系統由從上而下的模塊結構組成，擴充性強，是用戶獲取乾縣試區土地資源動態信息的良好數據源。系統數據處理功能完整，可隨時進行數據的更新與編輯，主要功能包括：屬性數據的瀏覽與錄入、空間數據庫的查看與圖形處理、數據庫編輯、數據庫的查詢與搜索、相關專家知識的補充。
  14. At first, this paper brings forward its investigative intent and meanings and introduces the features, the basic contents and developing status, etc. gis, as a kind of decision - making and supporting system, is based on geographic spatial database and timely provides many kinds of spatial and dynamic geographic information for serving for geographic research and decision - making ; it discusses and analyses map projection of gis and finds the two directional computation for gauss - kruger can make up the lacks of gis in map projection

    本文首先提出研究的目的和意義，介紹gis的特點、基本內容及其發展狀況等；地理信息系統作為一種決策支持系統，以地理空間數據庫為基礎，實時提供多種空間的和動態的地理信息，為地理研究和地理決策服務；探討和分析gis中的地圖投影，發現高斯-克呂格正反算可以彌補gis系統在地圖投影上的不足。
  15. To avoid transaction log management and simplify backup and restore, use the simple recovery model

    在log _ 2日誌備份后的某個時間，數據庫出現數據丟失。
  16. First, the author makes the waihuan road in tianjin as the study object. through analyzing of system target and user ' s demands, the author designs the spatial database and attribute database on the base of webgis software selected. the author connects the two kinds of data by the road section number and constructs the professional module not only to realize the management of waihuan road but also to evaluate and predict the pavement performance

    為提高公路管理工作的效率，本文將人工神經網路技術應用於路面性能預測中，進行了基於webgis的路面管理系統的結構和功能設計，研究內容分為以下兩個方面：首先，以天津市外環線為研究對象，通過對系統的目標、用戶的業務需求分析，進行空間數據庫和屬性數據庫的設計，選擇適當的webgis軟體，在此基礎之上通過路段編碼進行空間數據和屬性數據的動態鏈接，建立路面管理系統專業模塊，在實現對外環線路面信息管理的同時，利用這些信息對路面性能做出評價和預測。
  17. This thesis discusses the way in which the temporal database manages these time granularities, converts between different time granularity representations of information, and makes the conversion transparent to users

    Tdbms如何管理這些時間粒度，如何轉換基於不同時間粒度存儲的信息，並使這種轉換對數據庫用戶完全透明，是時態數據庫領域的一個重要課題。
  18. The effective approaches of improving the level of information technology application in geological surveying and mineral resource exploration are : ( 1 ) a common data platform should be established based on subject geological and mineral point source resource databases ( including spatial databases and attribute databases ) according to the character of the work itself ; ( 2 ) the main flow of geological surveying and mineral resource exploration can be rebuilt by making use of information system technology to put the computer aided whole working flow into practice ; ( 3 ) the " multi - s " system integration such as technical integration, network integration, data integration and application integration should be carried out, and meanwhile 3d visualization of exploration data can be realized

    摘要實現地礦勘查工作信息化的有效途徑與方法是根據地礦勘查工作自身的特點，建立以主題式地礦點源數據庫（包括空間數據庫和屬性數據庫）為基礎的共用數據平臺；利用信息系統技術對地礦勘查工作主流程進行充分改造，實現全程計算機輔助化；進行「多s 」的技術集成、網路集成、數據集成和應用集成，同時實現勘查數據的三維視覺化。
  19. Abstract : temporal relational database model is extended from relational database by adding time processing ， and temporal object - orient database model is extended from object - orient database by adding time processing

    文摘:時態關系數據庫在關系數據庫的基礎上擴充了對時間數據的處理，而時態面向對象數據庫則是在面向對象數據庫的基礎上擴充了對時間數據的處理。
  20. The 15 - month pilot project will co - ordinate data from children ' s hospitals across the country in order to establish a pan - canadian database of wait times. it will get underway in this month

    15個月的試驗計劃將從全國的兒童醫院統籌數據，目的是建立一個全國的手術等待時間數據庫。這一計劃將在這個月開始實施。
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