第三速率 的英文怎麼說

中文拼音 [dìsānsùlǜ]
第三速率 英文
third gear
  • 第 : Ⅰ助詞（用在整數的數詞前 表示次序） auxiliary word for ordinal numbers Ⅱ名詞1 [書面語] （科第） gr...
  • 三 : Ⅰ數詞1. （二加一后所得） three 2. （表示多數或多次） more than two; several; many Ⅱ名詞（姓氏） a surname
  • 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
  • 第三 : third第三帝國 [德國] the third reich （1934 1945）; 第三 （層）樓 [美國] third story; [英國] seco...
  • 速率 : speed; rate; tempo
  1. Based on the original data of tm in 1988, 1992 and 1998, then after some processing and analysis, the author have the thematic data of land - use by interpretation. on the basis of them, the author made the analysis of land - use for this area based on the spacial analysis of gis and the method of comparison between result of land - use classification as follows : the method of aggregating analysis, the analysis of urbanization, the analysis of the transformation rate of cultivated land, the analysis of the driving force of land - use change and the sustainable use of land. the conclusions may be demonstrated below : the cultivated land decreases with the patchs fragment ; road spreads radialy surround second - ring road ; the urban land expands quickly toward southwest along the major roads and be concentrative. rural land and industry increse rapidly with dispersing ; 0thers change slowly. the major driving forces of land - use change in this area are the rapid expansion of urban and rapid growth of population, foreign investment and the development of tertiary industry which was based upon the real estate. according the trendency of land - use change, the author consider that we must insist on the way of the sustainable use of land based on protecting the cultivated land

    在此基礎上，應用分類結果比較法，在gis各種空間分析功能（幾何量算、統計分析、疊加分析及緩沖區分析）的支持下，對該區土地利用變化進行了如下分析：土地利用綜合分析、城市化進程分析、耕地轉化率分析、土地利用變化因素分析及土地的可持續利用分析。結果表明：該區土地利用變化主要表現為耕地大量減少，斑塊破碎化；交通用地沿二環線呈放射狀向四周擴展；城鎮用地沿交通干線向西南方向擴張迅速，用地趨于集中；農村居民點和工礦業用地增加，用地趨于分散；其它用地變化較慢。這一用地變化的主導因素是城鎮用地擴展快、人口增長迅速、外資的大量投入及以房地產為主的第三產業的快速發展。
  2. Backed up by the soplat theory based on particle kinematics, the second chapter of this paper presents with analysis and simulation of several single observer passive measurement models, which uses such relative movement parameters as bearings changing rates and centrifugal acceleration information on the basis of bearings measurements. in the third chapter, the observability of location respectively using bearings and its changing rates information and centrifugal acceleration information is analyzed, and its observable condition is got. the fourth chapter puts forward the modified covariance extended kalman filtering ( mvekf ) against the defect of traditional extended kalman filtering ( ekf ), whose performance is simultaneously compared in the chapter with the performance of ususal tracking algorithm such as ekf, mgekf, iekf by computer simulation

    在近年來提出的基於質點運動學原理的單站無源定位理論基礎上，本文第二章提出了幾種在角度測量的基礎上增加角度變化率及相對運動的離心加速度等運動學參數的單站無源測量模型，並對它們進行了分析和模擬；第三章分別對利用角度及其變化率信息定位和利用離心加速度信息定位的可觀測性進行分析並得到了相應的可觀測條件；第四章針對傳統擴展卡爾曼（ ekf ）方法的缺點，提出了一種修正協方差的擴展卡爾曼濾波（ mvefk ）方法，並將其和ekf 、 mgekf 、 iekf等常用的單站無源定位濾波方法進行了性能模擬比較；第五章通過引入雷達機動目標跟蹤方法和模型，提出了利用角度及其變化率對機動輻射源跟蹤的多級噪聲自適應方法和imm方法；第六章主要對角度變化率和離心加速度參數的獲取技術進行了研究，提出了幾種高精度測量脈沖序列多普勒頻率變化率的方法。
  3. 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 。
  4. In the face of increasingly fierce domestic and international competition from various brand computer makers of china ' s it industry, founder pc has successfully maintained the second biggest market share in china over the last several years. especially, in the third quarter of 2002, founder pc got the fifth biggest pc market share in pacific and asia for the very first time

    在中國it市場，方正電腦雖然面臨國內外眾多知名品牌電腦強有力的競爭，但幾年來一直保持較高的速度健康增長，其國內市場佔有率一直保持在第二位， 2002年第三季度更是首次沖入亞太前五名。
  5. By taking advantages of epipolar line features and depth discontinuities in reference 中國科學院 軟件 研究所 博士 學位 論文 基于 圖 象 的 快速 繪制 技術 的 研究 images ， an efficient inverse wmping algorithm is pfoposed in chapter 3 for gcnerating nagcs of novel views by combining multiple eference images 帆 enhm different vie 呷 oints because continuous segnents determi 。 d by pairs ofedge pixels at co 。 spending epipolar lines are order kept ， only pairs of edge pixels in the reference 渝 明 e e necess 叨 口 cowute to obtain generalized disparity of all points in the desired image as a result ， sighficant acceleraion could be made in the endering pfo 比 鴕 two accelerating techiq 此 s e presented in this algori 山 mb accelerate the hole illing process his algorithm extends the reference images rom projection of single col ： ii ’ ected surface in previously developed nvnverse w 出 下 er to ima 驢 s captured rom complex scene in chapter 4 ， an 《 dent ibr method is prese 庇 仙 y takn ull 訕 antage of 呷 bies c 咖 the method can simulate the 3d details on sllri ： ace of object successfully he 。 叩 proach ， called rered ature mopmp consists of two pans at fst ， an origi 。 ltexture with orthogonal displacements per pixel is deco 啊 osed into a series of new t6 刀 mfcs with each 他 lug a given displacement per pixel ， called ae ， ea atures ， or lt hen hese lt e used to render the novel view by conventional texture mapping d avoid gaps n the endered hlla 驢 ， some phels are to be interpolated nd extended in the 廠 kaccoding to the depth differe eee between two neighbor pixels in the original texture as these ltlt fc … e much storage nd therefore much time is equired to install ltlt into the text ’ ufc buffec an 舊 thod is pfoposed to co 呷 fcss the ltlt ， nd the cottcspondingfclldering method is given experimental esults show that the new method is efficient ， especially n rendering those objects with a smaller depth rnge compared withtheir size ， such as relief surfaces of building

    與己有的三維變換方法相比較，該方法不但成功地填補了由於投影區域擴張而產生的第一類空洞，而且成功地填補了由於空間深度非連續物體相互遮擋而產生的第二類空洞，從而方便地實現了虛擬環境中的漫遊；基於物體表面深度的連續性，本文提出了一個位移預測方法? ?此方法可以從單幅參考圖象獲得逆映射過程中所需要的目標圖象的位移信息，從而大大提高了演算法的效率：與通常的正向映射演算法相比，此演算法克服了多幅參考圖象所帶來的計算量成倍增長等問題，而且誤差較小。 2 ）基於極線幾何的快速逆映射演算法。利用參考圖象的邊界信息與隱含的遮擋關系，以及極線幾何的性質，本文第三章提出了一個基於極線幾何的快速3 『一中國科學院軟體研究所博士學位論文基於圖象的快速繪制技術的研究逆映射演算法，從多幅參考圖象精確合成當前視點目標圖象。
  6. Mimo techniques are the key schemes for achieving high data rate and performance in 3g mobile communications and beyond

    多輸入多輸出技術是第三代和未來移動通信系統實現高數據速率、高傳輸質量的重要途徑。
  7. With the rapid development of the economic globalization and information technology, the modern logistics is rising in the whole world, which is generally thought as " the third profit source " except for reducing material consume and raising labour productivity

    隨著經濟全球化和信息技術的迅速發展，被普遍認為企業在降低物質消耗、提高勞動生產率以外的「第三利潤源」的現代物流業正在世界范圍內廣泛興起。
  8. Firstly, reviews and analyses the evolution and present situation of the medical care insurance of cities and towns workers ; secondly, analyses the objectivity which restricts the medical care insurance reform, and then finds a solution to breakthrough the bottleneck of social medical care insurance reform ; thirdly, analyses the evolution of medical care insurance reform of western countries objectively, so that we can make a strong argumentation why we should learn their successful experience to perfect our medical care insurance ; last, makes a serious investigation towards some major problems which needs to be solved during our present medical care insurance reform, such as perfect the system, enlarge the coverage of insurance in a high speed, promotes the medical and medicine administration system at the same time sets up a human ? oriented concept called “ equality priority and efficiency ” the thesis sticks to the basic principle of dialectical and historical materialism in investigation method, tries to adopt a series of methods, includes the followings : scientific abstraction, statistics, the combination of international comparison and internal analysis, etc. the thesis has already made some achievements after making a thorough study about the obstacle and policy of our national medical care insurance reform

    第三部分內容，客觀分析了西方國家醫療保險改革的路徑，並就我國城鎮職工醫療保險所應借鑒的有益經驗進行了論證。第四部分內容，對我國現階段城鎮職工醫療保險改革實踐中需要解決的幾個主要問題，比如完善制度設計、快速推進保險的覆蓋面、切實推行醫療醫藥管理體制的同步改革、樹立「公平優先兼顧效率」的人本理念等問題，進行了認真的研究，提出了解決這些問題的途徑。本論文在研究方法上，堅持了辨證唯物論和歷史唯物論相結合的基本原則，採用了科學抽象法、統計法、國際比較與國情分析相結合等諸多的方法。
  9. Comprehensively discuss the issues in application, adaptive condition and performance, propose a fast arithmetic of forward modeling and depth migration in common shot gathers with one - way acoustic wave equation based on vrselrf, and verify the arithmetic by numerical simulation. concisely discuss the cause of the creation of evanescence and the problem of lateral amplitude discontinuity result from it. fourthly, use the reflectivity model, computed to describe the fracture model, with the formula of computation reflectivity based on elastic - acoustic approximation, and the wavelet model computed by the method, wavelet creation with fourier transform, we proposed, in conjunction with vrselrf wavefield extrapolation operator

    第三，將頻率波數域穩定的變參考慢度rytov近似廣義屏波場延拓運算元（ vrselrf ）應用於疊前與疊后正演模擬、疊前與疊后深度偏移，對演算法應用中應注意的問題、適用范圍、性能等作了較為全面的論述；提出了基於vrselrf的單程聲波方程共炮記錄正演模擬和深度偏移快速演算法，並通過數值模擬試驗對演算法進行了驗證；簡要地討論了倏逝波的產生原因及其帶來的橫向振幅不連續性問題。
  10. The paper is divided into three sector : in the first sector, base on cohort - component method and via quantitative analysis and qualitative analysis to matter of fact, the paper imports several variable : accelerating function of survival rate, correct children women ratio, proportion of infants, and establish correct cohort - component method. in the second sector, base on several hypothesis, zhejiang province population forecasts are made by correct cohort - component method, and population composing are presented in the future. in the third sector, base on results of zhejiang province population forecasts, the paper discusses change trend of mainly population index in the 21 century, and analyzes how population trend effects development of society and economy

    本文分三部分進行：第一部分，在隊列要素法的基礎上，通過對實際情況的定量分析與定性分析，在模型中引入了以下變量：生存概率加速函數、修正兒童婦女比、幼兒性別比，建立了修正隊列要素法模型；第二部分，在幾個重要假設的基礎上，根據修正隊列要素法進行浙江省未來五十年人口預測，給出了各預測年份分性別年齡的人口構成情況；第三部分，是在上述預測結果的基礎上，對21世紀前半葉浙江省的主要人口指標的變化趨勢進行討論，並對浙江省的總的人口變動趨勢及其對社會經濟發展影響進行分析。
  11. In chapter 2, we analyzed the effect of the driving field phase fluctuation on the gain and dispersion and population differences in an open v - type three - level non - inversion lasing system and then discussed the effects of the incoherent pumping rate, the ratio of the atomic injection rates, the atomic exit rate, the rabi frequency of the probe and driving fields and their corresponding detuning on the gain, dispersion and population differences of the system, and got some important conclusions different from those in closed or other open systems

    第二章討論了驅動場的相位漲落對開放的v型三能級無反轉激光系統的影響，根據解析解的數值計算結果討論了非相干泵浦速率、粒子注入速率之比、粒子退出速率、探測場和驅動場的rabi頻率和相應失諧對系統增益、色散和粒子數差的影響，得到了一些不同於封閉的v型系統及其他開放的無反轉激光系統的重要結論。
  12. In the first chapter, we narrate the characteristic of convertible bond, give some clues about development and actuality of the market and its pricing theory ; in the second chapter, we introduce modeling idea and some material problems in the model in detail, draw the yield curve which is very important to the model by spline method ; in the third chapter, we first explain the basic idea and convergent speed of monte carlo method, then, give the mathematical description for financial market, prove equivalence of non - arbitrage market, existence of risk neutral probability measure in the market and the price process of underlying asset is a martingale ; in the forth section, we introduce how to simulate stock price path by monte carlo method in detail, based on foregoing result, we prove the path is a martingale, thereby, the model is logical

    本文第一章先對可轉債的特點、市場發展和現狀及其定價理論的發展和現狀作一概述;第二章詳細介紹了建模思想和模型中的一些具體問題，利用spline方法繪出了在模型中具有重要作用的收益曲線;第三章首先敘述了montecarlo方法的基本思想和有關其收斂速度的一些性質，然後從數學的角度給出了對金融市場的描述，證明了市場無套利、市場存在風險中性概率測度及標的資產價格過程為鞅的等價性;在第四節中，對用montecarlo方法模擬的帶跳股價路徑作了詳細介紹，並利用前兩節的結論證明了模擬的帶跳股價路徑為一個鞅過程，從而保證了模型在理論上的合理性。
  13. The author holds the stance that the righteousness lies in the need aroused as state administrates the society, the lawsuits rapidly increase, the court lawfully assure the litigants their rights, trial cases differently according to their types, enhance the judicial efficiency and provide access to average citizens to the once mysterious court. the second part through real examples appraised the current situation of the simplified lawsuits and analyzed its reason

    筆者認為，其正當表現為：第一，是國家對社會控制的需要；第二，是訴訟爆炸對簡速審判的需要；第三，是保障當事人訴訟權利的需要；第四，是案件類型化審理的需要；第五，是法院提高審判效率的需要；第六，是司法平民化、親民化的需要。
  14. The third part of this thesis extends beyond the algorithm proposed in the second part and considers the service quality offered to receivers behind bottleneck links. a new network - based dynamic proxy resource adjustment algorithm is proposed to solve this issue

    本文第三部分在第二部分提出的基於網路tcp友好的分層組播速率控制機制基礎上，進一步考慮了位於瓶頸鏈路后的接收方的播放質量問題，提出一種新的基於網路動態緩沖調度的組播速率控制機制。
  15. The third, some groping researches are made on broadband coaxial line filter output circuit of klystron. a broadband output circuit - mode four coupling slots double - gap output cavity loaded with coaxial filter, which has a workable relative bandwidth bigger than 14 % and fits in with l - band multi - beam klystron, is designed. meanwhile some analysis of its stability and peak power capacity is made

    第三，對速調管同軸線濾波器寬帶輸出迴路進行研究和探索，設計出了一個適合用於l波段多注速調管、相對帶寬超過14的四耦合槽模強耦合雙間隙腔加載同軸線濾波器輸出迴路，並對其穩定性和峰值功率容限做了一些分析。
  16. With the booming of the third generation mobile telecommunication, the variable rate speech coding technology, which is the core of it, has been widely studied during recent years

    隨著第三代移動通信系統的迅猛發展，作為其話音業務的核心技術，變速率語音編碼技術在近年來得到了廣泛的研究。
  17. Then the general plan of underwater vibrators is put forward. in chapter 3, combining fluid - solid coupling theory and mechanical vibration theory, we get the coupling equation of moving parts and water. the dynamic characteristics of moving parts are studied with theory of finite element, and additional mass of moving parts is found in fluid - solid coupling field, which makes vibrator ' s natural frequency descend and amplitude - frequency curve downward shift

    第三章運用流固耦合理論和機械振動學理論相結合的方法建立運動部件與水的耦合運動方程，利用有限元法對其的動態特性進行了研究，得到了在流固耦合場下運動部件存在的附加質量，該附加質量導致固有頻率下降，單位推力下的加速度頻響曲線整體下移。
  18. The fourth chapter introduces the designing and im - plementing about the hardware of high speed bert, and gives some actual design cir - cuits. the fifth chapter introduces the designing and implementing about the software of high speed bert, and gives the simulation results of some program blocks and top block. the testing parameters are given in the sixth chapter

    本文第二章介紹數字通信及復接技術的有關理論;第三章介紹高速誤碼率測試儀發端子系統的設計方案;第四章介紹高速誤碼率測試儀的硬體設計及實現過程，並給出了一些實際設計電路;第五章介紹高速誤碼率測試儀發送端軟體設計及實現過程，並給出了各程序模塊及頂層模塊的模擬結果;第六章給出了高速誤碼率測試儀發送端的測試參數。
  19. In this paper, the author comprehensively expatiates the research on microwave phase in - lock frequency modulation. at first, the background of reentry telemetry system and the features of pcm telemetry system are presented, and then the author mainly discusses the application of phase in - lock fm techniques in the design of pcm transmitter and the analysis of characteristics of binary pcm reentry telemetry channel

    在文章的前面，作者簡單介紹了目前再入遙測技術發展現狀和pcm系統的特點；然後給出了二元pcm再入遙測通道的系統分析和高碼速率數據傳輸實現的主要途徑；在文章的第三部分，討論了鎖相調頻技術及其在pcm遙測發射機中的實際應用。
  20. The competitions get more and more ferocious as the native tv market is opening up for the outside world, the chinese tv industry will be of forms ? stated - owned tv stations, non - government groups, the third group and the overseas medium groups

    《快樂大本營》在省內的收視率已不及鼎盛時期的一半；管理落後，人才流失嚴重。境外媒體紛至沓來，國內電視競爭日趨激烈，民營電視發展迅猛，國有企業等第三勢力介入電視速度驚人。
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