data level access 中文意思是什麼

data level access 解釋
數據級存取
  • data : n 1 資料，材料〈此詞系 datum 的復數。但 datum 罕用，一般即以 data 作為集合詞，在口語中往往用單數...
  • level : n 1 水平儀，水準儀；水準測量。2 水平線，水平面；水平狀態；平面，平地。3 水平，水準；水位；標準；...
  • access : n. 1. 接近；會面。2. 捷徑，門路〈指方法、手段〉；檢查孔；進路，入口；【自動化】（存貯器的）存取。3. （病的）發作；（怒氣等的）爆發。4. 增加。
  1. Through the implementing of kernel level file and cache mechanism at the client side, this newly proposed distributed network file system provides seamless network file access and reduces the performance decline caused by network transmission. utilizing the concept of logic block server, it provides the reliable data block storage and implements redundant storage capacity. utilizing the concept of the index server, it provide s the cost of the greatly for server and network during data access process and realizes the computing with balancing capacity

    在客戶端通過實現內核級文件的調用和緩沖機制，實現了文件的無縫網路存取，並減少由於網路傳輸帶來的性能下降的影響；利用邏輯塊服務器實現邏輯塊的冗餘存取，實現數據塊的安全存放；利用索引服務器進行負載均衡計算，實現資料存取的較低網路和服務器開銷；利用索引服務器實現服務器組的零管理，使該系統具有高效性、穩定性和可伸縮性。
  2. The globus toolkit has been developed since the late 1990s to support the development of service - oriented distributed computing applications and infrastructures. core gt components address, within a common framework, fundamental issues relating to security, resource access, resource management, data movement, resource discovery, and so forth. these components enable a broader " globus ecosystem " of tools and components that build on, or interoperate with, gt functionality to provide a wide range of useful application - level functions

    Gt globus toolkit是面向服務的分散式計算應用和基礎設施的開發工具，它以上世紀九十年代以來的許多分散式系統和技術為基礎，其中較有影響的是過去十幾年的metacomputing ， legion和i - way等創新項目，以及當前的web service ，虛擬機和peer - to - peer架構等技術。
  3. Adaptive stack cache with fast address generation policy decouples stack references from other data references, improves instruction - level parallelism, reduces data cache pollution, and decreases data cache miss ratio. stack access latency can be reduced by using fast address generation scheme proposed here

    該方案將棧訪問從數據高速緩存的訪問中分離出來，充分利用棧空間數據訪問的特點，提高指令級并行度，減少數據高速緩存污染，降低數據高速緩存失效率，並採用快速地址計算策略，減少棧訪問的命中時間。
  4. You should pay attention to both the physical security of your mobile device and access control at the software level such as password protection, personal firewall settings and data encryption

    請留意擺放好你的流動設備，和啟動所需的軟體設定，例如加設密碼、安裝個人防火墻，及把有需要的數據加密，防止他人擅用你的資料。
  5. Obviously, the geronimo team has thought through scoped access to data sources thoroughly and has been working at refining data source access to the module level

    顯然， geronimo小組已構想了對數據源進行徹底的限定范圍的訪問，並且努力將數據源訪問的精確程度提高到模塊級別。
  6. Administrators of a top - level web site can perform actions such as enabling or disabling web document discussions or alerts, viewing usage and quota data, and changing anonymous access settings

    頂級網站的管理員可以執行多種操作，例如啟用或禁用web文檔討論或警報、查看使用情況和配額數據並更改匿名訪問設置。
  7. However, measures taken to protect data integrity on a physical level include, among other things, restricting access to computers, keeping transmission media such as cables and connectors protected, and avoiding power outages and electrostatic discharges read " building the ideal web hosting facility : a physical security perspective " ; see

    無論如何，除了其他方法之外，在物理層上採取的保護數據的措施包括，限制對計算機的訪問、保持對傳輸媒介（比如電纜和連接器）的保護，以及避免停電和靜電釋放（閱讀「 building the ideal web hosting facility : a physical security perspective 」 ，參閱
  8. In data security, the elimination of classified information from magnetic media to permit the reuse of the media at a lower classification level or to permit the release to uncleared personnel or personnel without the proper information access authorizations

    在數據安全技術中，從磁介質中消去保密信息，使之可重新用於密級較低的場合或允許釋放給未被認可參與機密事項的人員和沒有正式的信息存取授權的人員使用。
  9. This new method has the capability of calculating complicated 3d grain burning surface. dealing with evolving interface of complicated material and topology change ( splitting. breaking. merging ), based on level set method and burning surface process law. this technique can get accurate area of burning surface each moment and data of geometrical structure that provide access to examination of grain change in the srm working process. 2

    結合固體火箭發動機燃面推移規律，在等值面函數法基礎上開發的裝藥燃面演算法能夠成功計算任意復雜三維裝藥燃面，並且具有處理復雜物質邊界及其拓撲結構發生變化（如分裂、破碎、合併）的能力，能夠準確計算出發動機工作過程中各個時刻裝藥的燃燒面積，同時輸出裝藥幾何構形數據直觀地觀察裝藥的變化情況； 2
  10. 5. a mixed data model called relation - level - object, which is used to image retrieval system in flood prevention, is presented in order to satisfy special access requirement for image data and spatial data. with the research results of this dissertation, a prototype system, a content - based engineering image retrieval system, is designed and implemented

    研究了圖象檢索技術在水利行業中的應用，提出了關系?層次?面向對象的混合數據模型，並擴展數據模型以滿足多媒體數據與空間數據的特殊情況，摘要研究了系統實現的具體技術方案，設計並實現了一個用於工情圖象檢索模型系統。
  11. Odbc is a call - level interface that allows applications to access data in any database for which there is an odbc driver

    Odbc是一個調用級介面，它使得應用程序得以訪問任何具有odbc驅動程序的數據庫中的數據。
  12. Call - level interfaces such as jdbc are programming interfaces that allow external access to sql commands that manipulate and update data in a database

    諸如jdbc的調用級介面是編程介面，它們允許從外部訪問sql命令來處理和更新數據庫中的數據。
  13. However, high - end, enterprise level systems have access to gigabytes, petabytes, and exabytes of data

    然而，高端的企業級系統往往需要訪問gb 、 pb甚至eb的數據。
  14. With the rapid development of wireless communication technology and computer technology ， people wish to get reliable data communication service any time and any where. traditional network can not supply communication service if the whole network need to move because the network devices are fixed by wires and can not move. so, ad hoc network comes. it can provide mobile data communication service compared with traditional network. ad hoc is a network with plat structure and all the nodes is equal. all the nodes need provide relay. but not all the nodes will provide relay and the performance of plat structure is poor in large scale. so the wireless mobile self - organized network adopts a two - level structure by referencing the cell mobile communication system. wmsn uses wireless routers to construct network. it can provide wireless access, relay services to users

    考慮到不是所有的站點都願意提供中繼服務及平面結構的局限性（在網路規模較大時性能會很差） ，本課題的無線移動自組織網路參考了蜂窩移動通信系統的特點，是一種具有兩級結構的網路。使用專門的無線設備? ? 「無線路由器」構成具有用戶無線接入、無線組網和路由功能的無線互連網路，為移動用戶提供無線接入、路由和中繼服務。 ieee802 . 11b可以提供很高的通信速率，可以提供很好的接入性能，並且支持ieee802 . 11b協議的設備正成普及的態勢，因此成為我們所選擇的鏈路層協議。
  15. A lower isolation level increases the ability of many users to access data at the same time, but increases the number of concurrency effects such as dirty reads or lost updates users might encounter

    較低的隔離級別可以增強許多用戶同時訪問數據的能力，但也增加了用戶可能遇到的並發副作用（例如臟讀或丟失更新）的數量。
  16. A lower isolation level increases the ability of many users to access data at the same time, but increases the number of concurrency effects, such as dirty reads or lost updates, that users might encounter

    較低的隔離級別會提高多名用戶同時訪問數據的能力，但是也會增加用戶可能遭遇的並發影響（如臟讀或更新丟失）的次數。
  17. This isolation level eliminates the possibility that one transaction could overwrite changes made by another concurrent transaction ( the second lost updates problem ) if all data access is performed in a single atomic database transaction

    如果所有的數據訪問都是在統一的原子數據庫事務中，此隔離級別將消除一個事務在另外一個並發事務過程中覆蓋數據的可能性（第二個事務更新丟失問題） 。
  18. Firstly upon the real - time operating system rex, we study the module of ui task, adopt the in - level finite state machine mechanism, and give the total architecture design of the ui task, at the same time, realize the functional routines of the application, the definition of data structure, the design of interface etc ; then, we study the access strategy design of flash data and the display implementation design of lcd ; and study multi - language mechanism, design and implement text input method and display of multi - language ; finally, it evaluates the analysis and design of embedded software and makes a summary

    同時，設計開發了一些功能模塊，包括數據結構定義，各種介面實現等。然後，研究了以flash為存儲介質，對數據的存儲管理的實現;以lcd為顯示媒介，對數據的顯示管理的實現。接著研究了移動終端的多語言機制，設計並實現了多語言文本的輸入法及字元顯示功能;最後，本文對cdma移動終端嵌入式軟體的分析、設計進行了評估與總結，並對未來的工作進行展望。
  19. Successful data transformation from relational schema to xml schema and data integration makes the middleware work as a bottom level service to support data publishing, sharing and access

    通過實現關系數據到xml數據的轉化、集成，該中間件為數據共享、發布和應用對集成信息的訪問提供了底層支持。
  20. General compressing technologies are not proper in some circumstances for the receivers are always required to decompress the data completely to manupulate the original data ( querying, validating etc. ). the embedded document structure of xml also makes it difficult to perform access control because the traditional file level access control systems could not fulfill the requirement of element or attribute level access control. in the paper we first present a scheme for xml - based data exchange which is an xpath - query - friendly compressor for xml

    壓縮技術是提高交換效率的一種方法，但接收方需要對壓縮文檔完全解壓才能夠執行進一步的操作，在很多應用中這種方式並不適用，這就提出了如何在高效壓縮的同時在壓縮后的xml文檔上進行查詢等操作的問題；另一方面，由於xml文檔的層次結構的特殊性，傳統的文件級別的訪問控制已經不能適應在元素、屬性的級別上進行訪問控制的需要，所以對只需要訪問部分xml文檔內容的用戶進行有效的數據訪問控制也是xml數據訪問控制面臨的一個問題。
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