流量密度標 的英文怎麼說

中文拼音 [liúliángmìdùbiāo]
流量密度標 英文
flux density scale
  • 流 : Ⅰ動1 （液體移動; 流動） flow 2 （移動不定） drift; move; wander 3 （流傳; 傳播） spread 4 （向壞...
  • 量 : 量動1. （度量） measure 2. （估量） estimate; size up
  • 密 : Ⅰ名詞1 （秘密） secret 2 [紡織] （密度） density 3 （姓氏） a surname Ⅱ形容詞1 （距離近; 空隙小）...
  • 度 : 度動詞[書面語] （推測; 估計） surmise; estimate
  • 標 : Ⅰ名詞1 [書面語] （樹梢） treetop; the tip of a tree2 （枝節或表面） symptom; outside appearance; ...
  • 流量 : rate of flow; flow; runoff; discharge; throughput; （flow） rate; quantity （of flow）; flux
  1. Firstly, we generalize and analyze the advantages and present research of elliptic curve cryptography ; secondly, we study the basic theory of the ecc ; thirdly, we illustrate the safety of the ecc and discuss the elliptic curve key agreement scheme, elliptic curve encryption scheme and elliptic curve digital signature algorithm ; fourthly, we study fast algorithms of the multiplication and inversion multiplication of the element of in the underlying finite field f2m whose characteristic is two represented by the two basis of optimal normal basis and polynomial basis. we make improvements to the fast algorithm of the polynomial basis multiplication by hankerson and base on the experiments, we describe the properties and compare the advantages of the multiplication and inversion multiplication of the elements in f2m field under optimal normal bases and polynomial basis. results concluding from the study car be used as references in the realization of the elliptic curve cryptosystem ; fifthly, we overview the current fast algorithm of point multiplication, improve the fix base point comb algorithm, advance the speed of the whole system and remark the advantages and disadvantages of the popular algorithms based upon the experimental datas ; sixthly we realize the algorithm library of elliptic curve cryptography based on the f2m. only change slightly in our algorithm library can we realize the ecdh, eces, ecdsa based onf2m of anysize ; seventhly, we realize the ecc on two secure elliptic curves, including ecdh, eces, ecdsa

    本文首先介紹並分析了橢圓曲線密碼體制的優點及研究現狀；其次研究了橢圓曲線密碼體制的基本理論；第三，分析了橢圓曲線密碼的安全性並介紹了密鑰共享，加密，數字簽名等橢圓曲線密碼體制；第四，深入研究了特徵為2的有限域f _ 2m中的元素在多項式基和最優正規基表示下的乘法運算和乘法逆運算的快速演算法，並對hankerson等人提出的多項式基下的乘法運算的快速演算法作了改進，而且在實驗的基礎上不僅分析研究了f _ 2m域中元素在多項式基和最優正規基表示下的乘法和乘法逆運算的性能，還對這兩種基表示下的f _ 2m域中元素運算效率的優劣作了比較和研究，所得的結論可供在實現橢圓曲線密碼體制時參考；第五，研究了目前流行的計算橢圓曲線標量乘法的快速演算法，同時改進了固定基點梳形法，提高了整個系統的速度，並在實驗的基礎上分析研究了流行演算法的優劣；第六，實現了基於f _ 2m的橢圓曲線密碼體制的演算法庫，在我們的演算法庫中只需稍微改變便能實現基於任意尺寸的f _ 2m上的ecdh ， eces ， ecdsa等橢圓曲線密碼體制；第七，實現了兩條安全橢圓曲線上的橢圓曲線密碼體制，包括ecdh ， eces ， ecdsa 。
  2. Considering the vectorial property of the time - average energy flow density, a new extensive definition of the light intensity has been proposed. it is expressed as the time average of the amount of energy which crosses in a unit time and a unit area, so it can be applied to measure quantity of the light intensity at any curved surface

    對于非傍軸標量光場能量傳輸規律的描述則必須考慮其能流密度的矢量特性，應當採用光強的精確定義? ?單位時間單位面積上所流過能量的時間平均值來精確地描述某一橫截面上的能流，這也與光強的實際測量值是一致的。
  3. The system considers synthetically the influence of estuarine ecosystem on the whole basin and human life from aspects of influence on pacts of the environment, biology and human of ecosystem respectively, and adopts the indices of catchment area, population density, inflow amount, period of river flow cut - off, water quality, biodiversity index number and biomass to evaluate the state of estuarine ecosystem

    指標體系綜合考慮河口生態系統對全流域及入類生活的影響，分別從生態系統的環境部分、生物部分以及對人類的影響等3方面，採用集水面積、人口密度、入海量、河口斷流時間、水質、生物多樣性指數和生物量等7項指標對河口生態系統狀況進行評價。
  4. In fact, the traditional definition of the light intensity is only suitable to the paraxial - scalar diffraction light field, not to the non - paraxial scalar diffraction light field and vector diffraction light field

    考慮到光場能流密度的矢量特性，這種方法具有很大的局限性，只適用於描述傍軸標量光場，而不適用於對非傍軸標量光場的描述。
  5. According to the new criterion for classification of oil and gas resources / reserves ( gb / t19492 - 2004 ) issued in 2004, this paper reviews the studied methods at home and abroad for the purpose of establishment of new series of recoverable reserves such as technically recoverable reserves, economic recoverable reserves, sub - economic recoverable reserves and remaining economic recoverable reserves of oil - gas fields

    摘要按照2004年頒布的新的《石油天然氣資源儲量分類》 （ gb - t19492 - 2004 ）標準，為了建立和形成油氣田技術可采儲量、經濟可采儲量、次經濟可采儲量和剩餘經濟可采儲量等新的可采儲量系列，在總結國內外研究方法的基礎上，結合油田的地質開發特點，根據我國現行的財稅制度，以現金流法為主要方法，進一步研究提出了經濟極限法、井網密度法、邊際成本法、類比法等經濟可采儲量計算方法。
  6. The health exhibition will feature bone mineral density test, fracture risk assessment, measurement of body mass index, high calcium diet, bone health counselling, and performance. in addition, there is an interactive " ask an expert " session in which medical professionals will offer expert advice on bone health problems to the audience on site

    博覽會的活動包括骨質密度測試、骨折風險評估、量度體重指標、高鈣飲食展覽、健康諮詢及表演，現場並有專業醫護人員解答有關骨質健康的問題，進行互動交流，與市民一同為骨質健康增值！
  7. In view of the problem of three - phase flow interpretation, a method for applying grey theory and optimization technique to processing three - phase producing profile is presented

    該方法以滑脫模型為基礎，建立極小化目標函數及視流體速度（流量） 、密度、持水率、溫度和壓力等測量參數的理論響應方程。
  8. This dissertation mainly investigate important measure indexes ? inear complexity, k - error linear complexity and period, on the security of stream ciphers, design several fast algorithms for determining the linear complexity and k - error linear complexity of periodic sequences

    本文主要研究流密碼安全性重要的度量指標- -線性復雜度、 k -錯線性復雜度和周期等，設計出若干計算周期序列的線性復雜度和k -錯線性復雜度的快速演算法，得到如下主要結果： 1
  9. The relation between rheological breaking ratio and plastic work is set up according to the equation relation between outer plastic work and energy of plastic deformation. it is helpful to the understanding of elasto - plastic constitutive relationship of rockfill and braking of particles. based on analysis of test result, in - site observation data, this paper put forward a quantitative relation between rheology and valley shape, rockfill mechanical parameters, such as dry density, compressive modulus, softening factor, pore ratio, etc. the main factors influencing the rheological behavior of rockfill can be classified into inner factors and outer factors

    堆石作為面板壩的主體，影響其流變的因素頗多且十分復雜，既有內因也有外因，根據試驗、原型觀測資料對內外因素所做的分析，本文提出了流變與河谷形狀等外因、流變與壩體常規物理力學指標等內因的定量關系和影響堆石流變的多因素綜合表達式，由此建立了堆石流變與堆石常規物理力學指標（如干密度、壓縮模量、軟化系數、孔隙比等等）之間的聯系。
  10. Measures for further developing concrete mix design were presented based on above work. for example, adopts pfca as an index in designing durability of concrete, uses mortar slump flow test to select cements and water - reducers and to measure saturation dosage of water - reducer in mortar and then determine optimum dosage of it in concrete, uses bar - slump test to determine stability and fluidity of fresh concrete, and consequently, the workability of high fluidity and high stability concrete such as pumped or self - compacting concrete can be designed by adopting proper cfvm determined in terms of rheological properties of designed mortar measured with cone - based rheometer

    如採用粗集料破碎率作為耐久性設計的一個指標；採用砂漿坍落擴展度試驗選擇水泥和減水劑，確定砂漿中減水劑的飽和摻量，並通過上述數學模計算混凝土中減水劑的飽和摻量，以此為參照確定最佳摻量；採用障礙坍落度試驗確混凝土的穩定性和流動性，結合由漏斗式砂漿流變儀測定的砂漿流變性能確定合理的砂漿填充系數，從而實現對高流動性高穩定性要求的混凝土（如泵送和免振自密實等）的工作性設計。
  11. Abstract : based on the turbulent flow kinetics theory the paper describes astudy on two - region flocculation model, the turbulent region is the dominant effect of fiocculation speed, the transition region is the dominant effect of scale and compactness of floculating body, and the order magnitude of available energy disipation and controlling index is put forward

    文摘:應用紊流動力學原理，分析紊流條件下兩區絮凝模型，提出紊流區主導絮凝速率，過渡區主導絮凝體的成長尺度及密實度，導出了有效能耗的量級及絮凝控制指標。
  12. Collecting enough quantity and densities three - dimensional coordinates of characteristic points on the earth ' s surface with total station. seting up the digital elevation model ( dem ) with region manager

    應用全站儀在規劃區域的地表採集足夠數量和密度特徵點的三維坐標，在gis軟體regionmanager輔助下，建立流域數字高程模型（ dem ） 。
  13. In recent years, the company has cooperated with shanghai tools company for producing " hugong " br and series drills, which are solde everywhere all over the country and overseas markers and widely welcomed by the users. all the products in the company have been obtained iso9002 quality certificate system

    公司本著以質量求生存、以創國際名牌為目標、以完善的質量保證體系、嚴密的管理制度、優質的售後服務、謁誠為海內外客商提供一流的產品，並代理各國客商在中國的代購需求。
  14. In the chapter of component based database access agent, the component criterion for the agent is selected and the component frame of the agent is designed based on the discussion for the component development technology. in the chapter of the platform of network communication, its operational principle is discussed at first, then the program structure of the platform and the key technology of encrypted network transmission is focused. in the chapter of the design and implementation of the server of the agent, the operational principle is researched, the program structure is designed, and the key technologies of database flux control, data buffer, and database security are studied

    基於組件的數據庫訪問代理設計介紹了組件開發技術、數據庫訪問代理的組件標準選擇及數據庫訪問代理的組件框架設計；網路通信平臺設計和實現研究了網路通信平臺的工作原理、實現過程中使用的基本技術，論述了網路加密傳輸關鍵技術，設計了網路通信平臺的程序結構；代理服務端設計和實現研究了代理服務端的工作原理，論述了數據庫流量控制和訪問優先級調度、數據緩沖及安全數據庫支持等關鍵技術，設計了代理服務端的程序結構；代理客戶端設計和實現研究了代理客戶端的工作原理，設計了代理客戶端的程序結構和組件介面。
  15. The paper designs a set of technics flow of producing recycled aggregates and uses scrap concrete in wuchang vehicle factory to manufacture some recycled aggregates, and researches the basic properties of recycled aggregates such as apparent density, absorption, crush index, compacted density, porosity, etc. and analyses the properties change of recycled aggregates after the respective surface treatment with the polymer and polysilicone waterproofing agents, and then obtains the result that their absorption decreases and their properties improves after recycled aggregates are surface treated

    本文設計了一套生產再生骨料的處理工藝流程，並利用武昌車輛廠的廢棄混凝土製備了一定量的再生骨料。對再生骨料的表觀密度、吸水率、壓碎指標、容重和孔隙率等基本性能進行了研究，分析了分別採用聚合物和有機硅防水劑進行表面處理后的再生骨料的性能變化。從而得出經過表面處理后再生骨料的吸水率有所降低，性能有所改善。
  16. The effects of debris flows rushing into the main channel - the effects of debris flows rushing into the main channel are related to the angle between the gully and the main channel, the process of growth of debris flows, and the interaction of branch and main flow. the effectiveness can be expressed by the degrees of influence, danger and disaster of debris flows

    ?泥石流入匯對主河影響?支溝泥石流入匯對主河的影響與交匯角、泥石流密度和規模的變化過程，以及主支溝水流的相互作用等有關，影響大小可用影響度、危險度和危害度等指標進行定量評估。
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