數據存取時間 的英文怎麼說

中文拼音 [shǔcúnshíjiān]
數據存取時間 英文
data time
  • : 數副詞(屢次) frequently; repeatedly
  • : 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...
  • : 動詞1 (存在; 生存) exist; live; survive 2 (儲存; 保存) store; keep 3 (蓄積; 聚集) accumulat...
  • : Ⅰ動詞1 (拿到身邊) take; get; fetch 2 (得到; 招致) aim at; seek 3 (採取; 選取) adopt; assume...
  • : 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...
  • 數據 : data; record; information
  • 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...
  1. Preservation, identification, extrication and documentation of computer evidence ; giving ability to gather files, lltbkfdt collect backups of data, gives tools to look at what was going on with data

    、鑒別、抽和歸檔計算機證;提供能力來搜集文件和備份,提供工具來觀察過去的里發生的與有關的事件。
  2. 3. as there are up to 106 managed objects on element level of tmn ( telecommunications management network ) in telecommunications network, and the scheme to collect management information affects the performance of network management, a new algorithm - saa ( self - adaptive algorithm ) used for retrieving multi objects information has been put forward in this thesis. saa can adjust the retrieving objects and interval of retrieval self - adaptively by using the schemes of self - adaptivity, fault tolerance, recognition status of object dynamically etc., and thus can use fewer network resources without alteration of snmp ( simple network management protocol ), iiop ( internet inter - operability protocol ) or cmip ( common management information protocol )

    針對傳統的定網路管理信息方法的不足,提出了一種提多管理對象信息的新演算法? ?自適應演算法saa ( self - adaptivealgorithm ) ,該演算法能在不改變管理協議,如iiop ( internetinter - operabilityprotocol ) 、 snmp或cmip ( commonmanagementinformationprotocol ,公共管理信息協議)的情況下,採用自適應策略、容錯策略、動態識別被管對象狀態策略、被管對象儲空的動態刷新策略,根本次訪問被管國防科學技術大學研究生院學位論文對象所得出的網路通信量,自適應地調整下次應該訪問的被管對象和讀被管劉?象隔,從而可以較少地消耗所用的網路帶寬和cpu資源。
  3. One special feature of this paper is that it provides fast implementation means for the all kinds of modular exponentiation algorithms, which facilitate the implementation of the rsa public key algorithms. the paper improved the sliding window algorithm by largely reducing the space complexity. meanwhile this paper represents an efficient combined algorithm to improve the processing of encryption and decryption

    模冪乘運算是實現rsa等公鑰密碼的基本運算,其運行效率決定了rsa公鑰密碼的性能,文章主要研究了各種模冪演算法的快速實現方法,提出運用組合演算法的思想來減少演算法運行;並對滑動窗口冪演算法進行了部分改進,用線性表來儲預計算,從而減少了演算法的復雜度,進一步提高了rsa加/解密的效率,並在試驗測試中得到較為滿意的結果。
  4. Once data has been written in dram, charges stored in each capacitor must maintain more than the refresh time so that the information stored in each dram cell can be read out correctly

    一旦被寫進dram ,每個小電容上電荷的就必須大於dram的刷新脈沖,如果由於漏電流致使儲的電荷丟失,就會導致的誤操作。
  5. There are three surveys in this paper, the retail market survey, the newspaper market survey and the reader survey. through these surveys, the general situation of taizhou market of newspaper industry was outlined. on the base of a large number of data, it summarizes the characteristics of taizhou market of newspaper industry. first, the competition between outside area newspapers and local newspapers has already formed. second, at present, newspapers published in big cities gain the advantage over the local newspaper. third, readers in taizhou have their own characteristics, which are very different from readers in big cities, such as the educational level, the economical condition, the reading custom, and so on. third, the network of newspapers retail sales has already established, and most of newsstands belong to local post offices. finally, comparatively speaking, both readers and newspaper sales in taizhou are on a small scale

    本文選江蘇省泰州市報業市場作為樣本,通過對零售市場、本地外地報紙市場佔有情況、受眾規模與閱報習慣三個方面的實地調查,用大量勾勒出泰州報業市場的整體現狀,並在此基礎上總結出泰州報業市場的特徵:外地報紙和本地報紙之的競爭已經形成,外地報紙在競爭中處于優勢地位;報紙讀者在受教育程度、經濟狀況、閱讀習慣上在自身特點,讀者規模相對較小;以郵政報刊亭為主的報紙零售網路已經建立,報刊亭進報渠道多樣,但總體零售量不大。針對泰州市報業市場所反映的全國地級市報業市場的現狀和特點,論文對地級市報業市場和大城市報業市場的共性與個性進行了比較,並在此基礎上指出,目前條件下,不同的報業主體在開發地級市報業市場應採不同的對策。
  6. The 00 ( object - oriented ) technique of standard template library with ansi / iso c + + is used in designing the program, and the dynamic access mechanism and the startup with zero content are realized by using the specialization and inheritance object of vector template class as the data container which can change the content itself according to the number of discretization node data of a computing practicality. so, the fact that the use of the static ems memory which is not necessary is avoided

    在設計面向對象有限元程序中運用了基於ansi isoc + +標準模板庫( stl )的技術,以向量模板類的特化繼承對象為變容量容器,實現了可按計算實例的離散結點量動態的機制和容器的零容量啟動,從而避免了運算系統對靜態內的超量佔用。
  7. 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

    空索引技術是空索引技術和索引技術的結合,它必須兼顧了空對象的空特性和特性,才能有效地提高庫的效率。
  8. In the first place, the paper briefly discusses issues related to the main index mechanisms in spatial and temporal, studies the access methods of spatio - temporal databases which has been presented. furthermore, the paper explains the storage mechanisms in stadbs ( spatio - temporal analysis database system ) and presents a hr - tree index structure based on main memory to realize the index mechanism of stadbs, it ' s main technologies were discussed in detail. lastly, a visual demo of hr - tree based on main memory was introduced in this paper

    本文在分析討論了主要的空索引技術的基礎上,研究、分析了方法,對已提出的空索引技術進行了分類、比較;根空分析庫stadbs儲機制的特點,採用基於主的hr -樹作為stadbs的索引結構,設計與實現了stadbs的方法,論文對stadbs空索引機制的設計與實現作了較詳細的介紹,同闡述了基於主的hr -樹可視化演示程序的主要實現方法。
  9. This text completely and systematically studies the status and the development of the pyrolysis and the fluidization of biomass, which distill the bio - oil in the domestic and international area, as well as the existing problems. this thesis primarily include following aspects : ( l ), by experimenting and measuring the energy ( heat value ) and the content of c, h, n chemical element of right 20 kinds of common biomass, on the base of the experimental result, and respectively established the biomass energy predict experiment formula with the element of h and c is from change, and passed the ro. os examination, which provides the basis and convenience for flash pyrolysis fluidization device energy to convert the rate to compute with biomass energy utilization calculation ; ( 2 ), proceeded the tg and dtg experimentation equal velocity ( 10 ? / min, 20 ? / min, 40 ? / min, 60 ? / min ) heating and constant temperature heating by studying on eight kinds of biomass samples, according to the experimental data and arrhenius formula, we established the dynamics model of pyrolysis of, then, using the goast - redfern and p function, we also solved the dynamics parameters and analyze out every kind of biomass ' s frequency factor and parameters of activation energy, and established the every kind of dynamics model of pyrolysis of biomass, all of these provide the theories and basis to make sure the reactor ' s flash pyrolysis work temperature scope design and the describing of pyrolysis reactor dynamics ; ( 3 ), in order to study and ascertain the process of heat completely getting to pyrolysis time of varied size biomass particles, we observed and measured the ratio of length and diameter ( l / d ) with the varied biomass through electron microscope, we concluded the l / d ratios usually is from 5. 0 to 6. 0, the average is 5. 3 ; ( 4 ), we studied the process of biomass transiting and the theory of complete pyrolysis time with the theory of complicated heat field, we got the time ( t ) of the varied size biomass particles arriving to complete pyrolysis, and we knew that the complete pyrolysis time and the time which get to the biggest production ratio are identical, all of these studies provide the theory base for design and forecasting the flash pyrolysis reactor solid state resort time ; ( 5 ), according to the above experiment result, synthesize to make use of the engineering the mechanics, engineering the material, machine the design to learn the principle, deduce, establish the theory of rotation cone flash pyrolysis reactor material resort time ( t ) and reasonable rotation velocity ( or frequency ) relation theory ; and ( 6 ), we gave the reactor ' s smallest cone angle certain, reactor cone wall strength design theory, the reactor production ability theory, the power design method and the critical rotation velocity theory

    本文較全面、系統地綜述了國內外生物質熱解液化制生物燃油技術研究發展現狀及在的問題,主要研究內容有: ( 1 )實驗、測定了20種常見生物質的能量(發熱量)和c 、 h 、 n元素含量,根實驗結果分別建立了以h和c為自變量的生物質能量預測經驗公式,並通過r _ ( 0 . 05 )檢驗;為閃速熱解液化裝置能量轉化率計算和生物質能量利用率計算提供了依和方便; ( 2 )選擇了8種生物質試樣作了等加熱速率( 10 min 、 20 min 、 40 min 、 60 min )和恆溫加熱的tg和dtg實驗,根實驗和阿倫尼烏斯公式建立了生物質熱解反應動力學微分方程,並採用goast - redfem積分法和p函對其動力學參進行了求解,解析出各種生物質的頻率因子和活化能參,進而建立了各種生物質的熱解動力學模型,為科學確定反應器的閃速熱解工作溫度范圍及熱解反應動力學描述,提供了理論和依; ( 3 )為研究和確定不同尺度的生物質顆粒中心達到全熱解的,在體視顯微鏡下對不同粒度的生物質顆粒的長徑比進行了實驗觀察和測定,得出生物質的長徑比( l d )一般在5 . 0 6 . 0之,平均為5 . 3的結果; ( 4 )採用復雜溫度場傳熱學理論對生物質傳熱過程及充分熱解理論進行了研究,解析推導出了不同尺寸生物質顆粒中心溫度達到充分熱解溫度的( t ) ,得出了理論推導的充分熱解與最大產油率的熱解相一致的結果,為閃速熱解反應器固相滯留設計和預測提供了理論依; ( 5 )根上述實驗結果,綜合運用工程力學、工程材料、機械設計學原理,推導、建立了轉錐式閃速熱解反應器物料滯留( )與轉速(或頻率)合理匹配理論; ( 6 )提出了轉錐式閃速熱解反應器的最小錐角設計、錐壁強度設計、生產能力設計理論和功率計算方法及臨界轉速理論等。
  10. The sms representation scheme allows a given specification to be decomposed into an ordered sequence of sub - sms, and attempts to match each sub - sms with one or more stored basic mechanical units. thus, the possible solutions are generated. the data structures, the decomposing and the synthesis algorithm are presented according to the established mathematical models and the data base system

    ,結合關系型庫系統對運動方案設計知識庫的組織管理(包括基本變換單元信息的儲、提操作及的復雜關系建立) ,提出了方案設計的綜合求解演算法,實現了在計算機上進行方案設計的可計算自動求解。
  11. To save the database so a person or another program can read the timephased data, select the expand timephased data in the database check box

    若要保庫以使某人或其他程序能讀同步,可選中「將同步追加到庫中」復選框。
  12. First, the system builds the model of the bank and bottom of river, according to the river ’ s information and the information of the scene on the two side of the river. second, i read and preprocess the model file data and implement the organization and encapsulation about the space data of the virtual river. in the end, adopting to use these rending technology, such as show list, priority texture, and level of detail, i realize the real - time and vivid showing of the three dimension river ’ s virtual scene and provide abundant ways of people ’ s interacting with the virtual scene, on base of sufficiently making use of the memory of vision card and the cpu of the computer

    它主要融合虛擬現實技術、三維可視化技術、面向對象的設計和編程技術,在vc + +平臺上,利用opengl三維圖形開發庫,以真實的城市河道現狀信息和周邊景物信息為依,對河道、河底的三維空進行三維幾何建模;然後通過讀和預處理模型文件,實現虛擬場景空的組織和封裝操作,並對空進行優化;最後採用顯示列表、紋理優先級、細節層級模型( lod )等渲染技術,利用opengl的渲染特性,在充分發揮顯卡內、處理器等各種軟硬體資源的基礎上,實現三維河流實逼真的真實感虛擬場景顯示,並提供豐富的人機交互手段。
  13. As the frequency of data query is far more than that of data update, the model processes the data query and update separately and applies the main memory database technology in the data query model, which improves the efficiency of simultaneous data accessing

    在該體系結構中,針對查詢遠多於更新的特點,將分為查詢與維護兩個獨立模塊,同將內庫技術應用於件的查詢模塊,從而提高了多用戶並發訪問速度。
  14. This dissertation analyzes detailed research about some key technology and security policy, such as secure saving and getting between agents, secure communication between agents and hosts or agent proxy servers, mobile agent self - safe, safe transfer and control and timestamp, md5, dsa, identity authentication, digital signature etc. the insecure, single problems are resolved gradually, the whole safe framework needs to synthesize the consideration and form further

    由於很多安全問題之也有相互制約,只能根實際情況,找到最適合實際需要的安全策略。接下來對某些關鍵技術,諸如移動agent之, agent與主機、代理服務器之的安全資源,移動agent自身保護,安全地傳輸與控制,安全的通信,戳技術,消息摘要,字簽名身份認證等安全策略,進行較詳細的剖析研究。
  15. 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系統的底層空庫以realms為基礎,同採用了雙網格技術,在離散表示空對象的基礎上避免了復雜的空調整,為實現高效的以及空分析操作提供了底層保證。
  16. By using data share pool, the entity object can share the connection to database, which improves the speed of data access, and solves the speed neck of general model. based on ejb entity object and moving agent, a soft - component model is put

    實體對象可看作是對象在軟體系統中的實鏡像,充當客戶與庫交互的中代理,採用共享池的連接方案,提高了的效率,解決了常用庫應用模型的速度瓶頸問題。
  17. Only after the user is validated and authorized can the content stored in a cache ( including that deployed from the core node to an edge node and stream media content buffered like real, windows mms, etc. ) be provided directly from the cache at the edge node with the access time, number of accesses and data volume obtained recorded

    授權訪問在cache上緩了的內容(包括由核心部署到邊緣節點上的內容以及流媒體緩內容如real 、 windowsmms等) ,只有在用戶通過認證、授權的基礎上,才能直接從邊緣節點的cache上獲得服務,並且有訪問、訪問次、獲量等等的訪問記錄。
  18. This system is developed based on high performance, low cost and many controllers inside of the embedded processor, and enlarged gpio for the plat of the hardware and software. this system is applied to the high - speed numerical control carving machine. show the operate interface by lcd, input the control code from the keyboard, the data is readed from the usb interface and store that in sdram

    本系統應用於高速控雕刻機,以lcd為人機可視化操作界面,以編碼鍵盤為操作控制部分,以嵌入式處理器s3c44b0x晶元為核心,文件經usb口讀u盤中的雕刻文件暫於sdram中,經嵌入式處理器進行相關演算法處理,得出相應參傳送到fpga ,由fpga控制輸出脈沖和脈沖,通過高速光耦隔離( 2mbit / s )后輸出,控制步進電機的運轉。
  19. Feature extraction through 2 - order polynomial fit of the descending part of the response curve made possible a timesaving measurement process. the performances of two pattern recognition algorithms, namely principal component analysis ( pca ) and linear discriminant analysis ( lda ) in practical problems were discussed. artificial neural network ( ann ) was utilized with back - propagation algorithm ( bpa ), and the combination of pca / lda with ann improved the identification performance of the system

    基於對模式識別系統的深入研究,提出了從響應階段特徵的方法,節省了測試所需;比較了主成分分析法( principalcomponentanalysis , pca )與線性判別式法( lineardiscriminantanalysis , lda )兩種模式識別方法在實際應用中的不同結果,分析了原因;設計了採用誤差反傳演算法back - propagationalgorithm , bpa )的前向人工神經網路( artificialneuralnetwork , ann ) ,並指出其應用中在的問題,提出了改進建議;利用pca lda與ann相結合的方法改善了系統的識別性能。
  20. After the data model of data warehouse is defined, the data which comes from all kind of different data source will be cased into data warehouse, and then system will run the corresponding program to integrate the data based on the data model and create indexes to optimize the access time

    Rolap是olap實現方式中最普遍的一種, rolap的實現基本遵從三層客戶服務器結構,倉庫的模型在定義完畢后,來自不同源的將裝入倉庫中。接著,系統將根模型需要運行相應的綜合程序來綜合,並創建索引優化
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