等效點陣 的英文怎麼說

中文拼音 [děngxiàodiǎnzhèn]
等效點陣 英文
equivalent lattice
  • : Ⅰ量詞1 (等級) class; grade; rank 2 (種; 類) kind; sort; type Ⅱ形容詞(程度或數量上相同) equa...
  • : Ⅰ名詞(效果; 功用) effect; efficiency; result Ⅱ動詞1 (仿效) imitate; follow the example of 2 ...
  • : Ⅰ名詞1 (液體的小滴) drop (of liquid) 2 (細小的痕跡) spot; dot; speck 3 (漢字的筆畫「、」)...
  • : Ⅰ名詞1 (作戰隊伍的行列或組合方式) battle array [formation]: 布陣 deploy the troops in battle fo...
  1. The technology of uncooled infrared focal plane arrays ( fpa ) is a new developing way for wide commercial applications and military applications, for it owns the advantages of light weight, no need of cryogen, low cost and so on

    由於非致冷紅外焦平面列系統具有重量輕、無需致冷、成本低,有廣泛的軍用和民用市場,因而這項技術是一個行之有的發展新方向。
  2. When reinforced concrete upper structure - piled raft - subsoil system is studied, every part of this system is looked upon homogeneous discrete space. accofding to static equivalent principle, equivalent node loads are calculated, and load embattle is integrated with element equivalent node force and directly bearing load

    在分析時,本文將鋼筋混凝土上部結構和地基、基礎的研究問題視為各向同性空間問題,且按靜力原則計算荷載,荷載列由單元力和直接作用於單元結上結荷載集成而得。
  3. We get the math module according to the second law of newton and the foundation of the dynamics, analysis the force of the cart and pendulum, and adopt the concept of " the equivalent cart ". during writing the equitation of the system, the equitation has been processed by linear

    利用牛頓第二定律及相關的動力學原理建立數學模型,對小車和擺分別進行受力分析,並採用小車的概念,列舉狀態方程,進行線性化處理,最後通過極配置,得到變量系數
  4. The first kind of algorithm is based on s - box controlled by key, the algorithm distinguishes most of other block ciphers, its visible quality is that its s - box is not regular and fixative, but controlled by block cipher ' s key. the second kind of algorithm is based on smn ( d ) array code, it makes full use of the visible quality of smn ( d ) array code possessing big code distance ( d ). the thesis discusses the two algorithms " reversibility, security and their qualities, the

    第一種是基於「 s -盒由密鑰控制」的變結構分組密碼,該演算法區別于其它大部分分組密碼最大的特是它的s -盒不是固定不變的而是由密鑰控制產生;第二種是基於smn ( d )列編碼的變結構分組密碼,該演算法充分利用了smn ( d )列編碼具有碼距大的特;文中對這兩個演算法的可逆性、安全性及其性能進行了探討和分析,分析結果認為這兩個變結構演算法正確、有且安全。
  5. The measuring of low - temperature specific heat is an important and effective method to study the structure of electronic states, the atomic vibration of lattice, phase transition and structure of grain boundary

    低溫比熱測量是研究固體的電子能態結構、原子振動狀態、相變、界面結構信息的重要的且很有的手段之一。
  6. We have contrasted several methods on fabrication of passive matrix oled, then we mainly discuss two fabricating methods, one is the precise mask method, the other is the barrier wall method. we find that the barrier wall method to fabricate the passive matrix oled ( pmoled ) has the advantages of high resolution, simple process and no crosstalking problem, so the barrier wall method is the good one to fabricate pmoled. in this paper we adopt the both methods, and we have successfully fabricated the pmoled

    分析和對比了實現無源矩有機電致發光顯示器件的幾種方法,著重介紹了採用精密掩模技術和障壁技術技術方案,來製作和設計無源矩有機電致發光顯示器件,其中採用障壁技術方案製作的器件具有解析度高、工藝簡單容易實現、器件的交叉應少、成本低許多優,是一種可行的製作無源矩有機電致發光顯示器件的方案。
  7. With the development of the network and the multi - processor system, the research, simulation and the impemeni of the system - level fault diagnosis which is the very important means to increase the reliability of the system, are becoming more and more important. on the system - leve1 fault diagnosis, based on the group theory of system - level fault diagnosis that has been put forward by pro f zhang, the paper constructs newly the theory bases, improves on the matrix method, reinforces and consummates group arithmetic of all kinds of test mode, for the first time, analyses and discusses the equation solution of all kinds of models, so al1 the consistent fault patterns ( cfp ) could be found, straightly and high efficiently, even if the sufficient and necessary condition of t - diagnosable is dissatisfied and the complexity of system - level fault diagnosis is greatly decreased, especialy in strong t - diagnosabl6 system. last the simulation system ' s function has been extended and the application hotspot and the development trend have been disscussed

    本人在張大方教授人提出的基於集團的系統級故障診斷的理論基礎上,重新構建了系統級故障診斷的理論基礎,定義了系統級故障診斷測試模型的三值表示;改進了系統級故障診斷的矩方法,重新定義了測試矩、鄰接矩、結對、結對的相連運算、極大準集團和斜加矩,由此能直觀、簡便地生成集團和極大獨立集;補充和完善了各類測試模型的系統級故障診斷的集團演算法,通過定義集團測試邊和絕對故障集,簡化了集團診斷圖,由此能較易地找到所有的相容故障模式,即使不滿足t -可診斷性,大大減少了系統級故障診斷的復雜度,尤其是對強t -可診斷系統;首次分析探討了各類測試模型的方程解決,由此從另一角度能系統地、高率地求出所有的相容故障模式( cfp ) :擴充了系統級故障診斷模擬系統的功能,快速、直觀和隨機地模擬實驗運行環境,進行清晰和正確的診斷,同時提供大量的實驗數據用於理論研究,優化演算法和設計。
  8. The research works finished in this paper are listed below : 1. solving the problem in testing of cylinder vessels that the sensors disposition is very rigorous, carrying out study of freewill triangle network orientation and linear orientation, bringing forward the discriminance which distinguish the validity of orientation array using character string method the first time, at the same time, solving the problems that judgement of orientation array, elimination of camouflage location, avoidance of repeat location, etc. 1 '. carry ing out the study of the orientation of defects in stand lank floor with the method of freewill planar triangle orientation, advancing bran - new discriminance on the validity of orientation arrays, orientation points, and the disposing means of the acoustic sources near sensors and those near common border

    本文進行的主要研究工作有: 1解決柱式容器檢測中傳感器排布要求較嚴格的問題,開展任意三角形網路排布檢測技術與線定位技術研究,首次提出了利用字元串格式判斷線定位列有性的判別方法,並解決了任意三角形定位中存在的定位列判斷,偽定位的剔除,重復定位的避免一系列問題; 2利用平面任意三角形定位方法開展常壓立式儲罐罐底缺陷定位技術研究,提出了全新的定位列有性判斷、定位的有性判斷方法;以及頂聲源和邊界聲源的處理辦法。
  9. Compare to the normal rectangular waveguide, ridge waveguide has the character of broader bandwidth, smaller dimension, lower equivalent characteristic impedance, etc. because of these merits, it is used more and more widely, such as broadband ridge waveguide filter, broadband direct coupler, diplexer, frequency converter, phase shifter, ridge waveguide slot antenna array, and so on

    與普通矩形波導相比,脊波導具有工作頻帶寬、尺寸小、特性阻抗低。由於脊波導本身的特,使其得到了越來越多的應用,例如寬帶脊波導濾波器、寬帶定向耦合器、雙工器、變頻器、移相器、脊波導縫隙天線
  10. This paper presents the element stiffness matrix and equivalent node force of the variable cross - section bar. so the approximation in structural analysis is avoided, and the calculation capacity of equivalent frame method is also developed. this helped the engineers avoid the fem, which consume much time and is difficult to master

    本文對板帶寬度變化的板柱結構推導了變截面直桿單元的單元剛度矩荷載列,避免了在結構分析時所作的近似,也擴大了代框架法的計算范圍,使工程技術人員免於使用佔用機時、難于掌握的有限元分析法。
  11. As composite material are widely used in navigation and physical education equipments for high comparing intensity and module, even it has the approxi - mate zero expanding coefficient, as the same time, configuration of composite has been aroused attention by scientific researchers, the goal of them is to find an integrated structure with high efficiency and intelligent and many function all along. grid structure is the right structure with the high efficiency, the researchers overseas have been studying the structure for many years, which manifests it has many excellent nature ; existing research indicate it has higher stiffness and intensity. the form can be detected in health easily for its open shape

    復合材料具有高的比強度和比模量,同時又具有近於零的熱膨脹系數和良好的尺寸穩定性優良性能,已經廣泛應用於航天航空事業和體育器材生產工業,與此同時,尋求一種高的、低成本的、並將智能化和功能化集於一體的結構形式,一直是航空航天追求的目標,具有結構的復合材料格柵結構正是這種高的結構形式,表現出多項優良性能;國外對其進行了大規模的理論分析和一些數值模擬研究,已有的研究表明該結構具有良好的可設計與自動化生產性能而無材料之間匹配問題,開放式的結構形式為結構的健康檢測提供了便利,具有廣闊的應用前景。
  12. The dissertation discusses some theories of computation including the unit stiff matrix of the spatial member in the local coordinates , the coordinate transformation, the integration of the integer stiff matrix , the equivalent joint load , the introduction of the boundary condition , the computation of the unit internal force and support reaction , the stableness of the spatial stiff frame. the dissertation also discusses the methods of dealing with several unusual problems such as combined structure, temperature stress , elastic bearing

    本文論述了空間桿件局部坐標單元剛度矩、坐標轉換、整體剛度矩的集成、荷載、邊界條件的引入、單元內力與支座反力計算、空間剛架穩定的計算理論,以及組合結構、溫度內力、彈性支承幾個特殊問題的處理方法。
  13. Then the solving procedures of these bies by the rwg functions based moment method are elaborated, and the method of modeling complex objects built of arbitrary line, surface and volume structures is developed. in order to solve realize antenna and circuit problems, methods of adding excitations and concentrated loadings with moment method are deceloped, and matrix pencil ( mp ) method is used to deembeded the s prameters of antennas and circuits from the computed current distribution. some numerical results of practical complex antenna and scattering problems are presented to illustrate the veracity and effectiveness of the method

    在第一部分中,首先從電磁場的基本理論出發,基於原理和邊界條件以統一的方法建立了用於分析金屬、介質及金屬與介質混合結構的邊界積分方程,並歸納和比較了各類積分的適用范圍和優缺;在此基礎上,給出了使用基於rwg函數的矩量法求解各種邊界積分方程的一般過程;研究了具有任意線、面、體組成的復雜結構的電磁建模方法,並給出了各種多面連接情況下基函數和未知量的選取方法;研究了使用矩量法分析電路、天線問題時集總元件和激勵源的處理方法,並基於矩束方法( matrixpencilmethod )提取了電路和天線問題的s參數;最後通過分析一些工程中的復雜金屬天線問題和具有「金屬與介質混合結構」的散射和天線問題驗證了方法的準確性和高性。
  14. Based on the initial parameters format of the distortion theory in this paper, the element stiffness matrix and the corresponding equivalent nodal force vector subjected to uniformly distributed load is developed

    在初參數格式的基礎上,本文又推導出考慮剪切變形的畸變分析的剛度矩載荷列,獲得便於實際應用的畸變分析剛度法。
  15. In this thesis, the basic problem of network security, some correlative protocols and cryptology are discussed at first, math theory in point is also studied. especially, a sort of new matrix method of solving quadratic equation over gf ( 2m ) is given, which is the key of selecting random point over elliptic curves. no better solution has been found in related literature in the world. compared with ieee p1363 ' s method, it is easy to implement the software and obtain high efficiency, etc. then the basic operation of elliptic curve is debated and the steps of finding secure curve and basis point over gf ( 2m ) are presented. moreover, the encryption and decryption schemes of the ecc are designed and the security problem of ecc is also considered. in the end, ecc by koblitz curves are implemented

    文章首先討論了網路安全基本問題、網路安全協議和密碼學;對相關數學理論進行了研究,特別是給出了一種新的求解gf ( 2 ~ m )上二次方程的矩法,而它是選取橢圓曲線上的隨機的關鍵步驟,和ieeep1363的方法相比,它有易於軟體實現、率高,在國內外相關文獻上還未見到更好的求解方法;接著討論了橢圓曲線的基本運算,進而給出了在gf ( 2 ~ m )上選取安全曲線及基的步驟;文章還設計了橢圓曲線加密系統的加解密方案,討論了橢圓曲線系統的安全性問題。最後文章就koblitz曲線加密系統進行了軟體實現。
  16. It firstly utilizes the characteristic of layout geometric information to partition the global network into some sub networks. after these sub networks are compressed by cholesky factorization, the sub networks edge nodes are combined with other nodes. calculating the final linear equations group, the algorithm can be very effective

    演算法首先利用版圖幾何特徵,按最小割原理將電源地網劃分成子網,利用對稱正定矩cholesky分解壓縮子網內;將子網成與網路其它部分連接的結集的網路,最後通過計算壓縮后的網路,獲得線性方程組求解答案。
  17. For the high - speed digital signal processing, the structure of fpga and dsp is widespreadly adopted. dsp is more featured in the implementation of complicated algorithm, while field programming gate array ( fpga ) shows more advantage in its flexibility of design, simplicity of system configuration, modification and maintenance. in the paper, the hardware system of the spaceborne radar is based on the structure of fpga and dsp, of which the signal processing part is accomplished with one fpga chip and multi dsps

    Dsp適合完成結構復雜的演算法;現場可編程邏輯列( fpga )適合完成高、演算法固定的任務;與專用集成電路( asic )相比, fpga優主要在於其很強的靈活性、可在線配置、修改和維護方便。本文工程中的星載雷達信號處理和控制系統就是採用dsp + fpga的方式。其中信號處理採用的是xilinx公司的virtex -和virtex系列fpga和多片analogdevices公司的tigersharcts101的硬體電路結構。
  18. The rayleigh - ritz method is used to lead to analytical expressions for the stiffness and mass matrices and load vector as well as their sensitivities, which uses the simple polynomials to define assumed displacement functions, geometry and construction of wing structures. excluding some selected terms from the displacement functions or using stiff springs at the specified locations imposes boundary conditions. the accuracy of calculated results is improved by including transverse shear effects and using multiple sets of ritz functions in the analysis

    它使用簡單多項式作為ritz基函數、定義翼面的幾何和結構參數,利用rayleigh - ritz方法導出翼面結構的剛度矩、質量矩和載荷向量及其靈敏度的解析表達式,通過排除位移函數中某些選定的項或在指定使用約束彈簧施加各種邊界條件,考慮橫向剪切變形和使用多組ritz基函數改進分析的質量,使用蒙皮和夾芯技術提高計算率。
  19. Prediction of equivalent elastic properties of truss materials with periodic microstructure and the scale effects

    周期性類桁架材料彈性性能預測及尺度
  20. The explicit method is widely used for its simpleness and little memory consumed with local time step and variable coefficients implicit residual smooth to accelerate the convergence procedure. according to yoon and jameson ' s ideas, an efficient implicit lu - sgs algorithm is carefully constructed by combing the advantages of lu factorization and symmetric - gauss - seidel technique in such a way to make use the l and u operators scalar diagonal matrices, thus the numeric algorithm requires only scalar inversion. the computational efficiency is greatly improved with this scheme

    顯式方法具有簡單,消耗內存小,並採用當地時間步長、變系數隱式殘值光順加速收斂措施,在定常流動的模擬中得到了廣泛的應用;根據yoon和jameson提出的簡化正、負矩分裂,構造的l 、 u運算元只需進行標量對角求逆,極大提高了流場數值求解過程的計算率;採用newton類型的偽時間子迭代技術使時間推進精度提高至二階。
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