數據存取速率 的英文怎麼說

中文拼音 [shǔjùcúnqǔsùlǜ]
數據存取速率 英文
data access rate
  • 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...
  • 存 : 動詞1 （存在; 生存） exist; live; survive 2 （儲存; 保存） store; keep 3 （蓄積; 聚集） accumulat...
  • 取 : 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...
  • 速 : Ⅰ形容詞（迅速; 快） fast; rapid; quick; speedy Ⅱ名詞1 （速度） speed; velocity 2 （姓氏） a surna...
  • 率 : 率名詞（比值） rate; ratio; proportion
  • 數據 : data; record; information
  • 速率 : speed; rate; tempo
  1. 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

    大數模冪乘運算是實現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時間;並對滑動窗口取冪演算法進行了部分改進，用線性表來存儲預計算數據，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。
  2. Network forensics is an important extension to present security infrastructure, and is becoming the research focus of forensic investigators and network security researchers. however many challenges still exist in conducting network forensics : the sheer amount of data generated by the network ; the comprehensibility of evidences extracted from collected data ; the efficiency of evidence analysis methods, etc. against above challenges, by taking the advantage of both the great learning capability and the comprehensibility of the analyzed results of decision tree technology and fuzzy logic, the researcher develops a fuzzy decision tree based network forensics system to aid an investigator in analyzing computer crime in network environments and automatically extract digital evidence. at the end of the paper, the experimental comparison results between our proposed method and other popular methods are presented. experimental results show that the system can classify most kinds of events ( 91. 16 ? correct classification rate on average ), provide analyzed and comprehensible information for a forensic expert and automate or semi - automate the process of forensic analysis

    網路取證是對現有網路安全體系的必要擴展，已日益成為研究的重點.但目前在進行網路取證時仍存在很多挑戰:如網路產生的海量數據;從已收集數據中提取的證據的可理解性;證據分析方法的有效性等.針對上述問題，利用模糊決策樹技術強大的學習能力及其分析結果的易理解性，開發了一種基於模糊決策樹的網路取證分析系統，以協助網路取證人員在網路環境下對計算機犯罪事件進行取證分析.給出了該方法的實驗結果以及與現有方法的對照分析結果.實驗結果表明，該系統可以對大多數網路事件進行識別（平均正確分類率為91 . 16 ? ） ，能為網路取證人員提供可理解的信息，協助取證人員進行快速高效的證據分析
  3. People can get almost information through the internet. this gives rise to serious problems including wide spread copyright violation, illegal copying, easy forging etc. these problems are rooted from the intrinsic features of the digitally formatted information : ( 1 ) making copies is easy and inexpensive ; ( 2 ) each copy is exactly identical to the original ; and ( 3 ) distribution of the copies ( e. g. via network or floppy ) is easy and fast

    多媒體數據的數字化為多媒體信息的存取提供了極大的方便，同時也極大地提高了信息表達的效率和準確性，如數字信號很容易進行編輯，可以方便、便宜、無失真地被復制，數字聲音、文本、圖像和視頻易於通過電子的（網路）或物理的（ cd - rom ）系統低價高效地迅速傳輸和分配等。
  4. 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取生物燃油技術研究發展現狀及存在的問題，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，根據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據和方便； （ 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，根據實驗數據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函數對其動力學參數進行了求解，解析出各種生物質的頻率因子和活化能參數，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，提供了理論和依據； （ 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時間，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之間，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時間理論進行了研究，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時間（ t ） ，得出了理論推導的充分熱解時間與最大產油率的熱解時間相一致的結果，為閃速熱解反應器固相滯留時間設計和預測提供了理論依據； （ 5 ）根據上述實驗結果，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時間（ ）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。
  5. 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

    實體對象可看作是數據對象在軟體系統中的實時鏡像，充當客戶與數據庫交互的中間代理，採用數據共享池的連接方案，提高了數據存取的效率，解決了常用數據庫應用模型的速度瓶頸問題。
  6. Althouge these two technologies are differrent in mechanism, but there are two common features : ( l ). many pages of data are multiplexed hi the same volumn of the storage medium, which leads to a large storage capacity ; ( 2 ). accessing data in parallism in term of page, which leads to fast data rate

    雖然這兩種方法的存儲機理不同，但都具有兩個共同點： a .多頁數據重疊存儲在記錄介質的同一區域，導致存儲的容量大； b .數據的讀取按頁進行，導致讀取速率快。
  7. Holographic data storage systems have the potential to provide high storage densities and high data rates, thus making them attractive candidates for storage applications. there are a variety of holographic storage technologies published in magazines recently

    全息光存儲技術由於具有大容量，讀取數據速率快的特點而越來越吸引人們的注意，近十幾年來有關各種各樣全息存儲方法的文章常有報道。
  8. Pipelining and parallel technology, accompanying with fast fifo as cache memory, instead of direct program operation, are adopted in the scheme and increase the transmitting speed dramatically ; fpga ( field programmable gate array ) is applied to realize the complex control logic of the system and makes it integrative, flexible and fast ; 386ex based embedded system, along with vxworks real - time operating system is introduced to substitute the microcontroller based system to simplify the hardware design and enhance the overall performance of ssr, and will make the system more easier to be applied to the projects in the future

    該設計方案採用了流水線和并行技術，配以快速fifo緩存的方式取代了直接對flash進行編程的方式，極大地提高了閃存晶元存儲數據的速率；採用fpga技術實現系統的主要控制邏輯，集成度高、靈活性好、速度快；採用基於386ex的嵌入式系統及基於vxworks的嵌入式實時操作系統，取代單片機系統及其編程，提高了系統的整體性能，減輕了硬體設計的負擔，且使系統研發的延續性好。
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