高度矩陣 的英文怎麼說

中文拼音 [gāodùjǔzhèn]
高度矩陣 英文
altitude matrix
  • 高 : Ⅰ形容詞1 （從下向上距離大; 離地面遠） tall; high 2 （在一般標準或平均程度之上; 等級在上的） above...
  • 度 : 度動詞[書面語] （推測; 估計） surmise; estimate
  • 矩 : 名詞1. （畫直角或正方形、矩形用的曲尺） carpenter's square; square2. （法度; 規則） rules; regulations 3. [物理學] moment
  • 陣 : 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...
  • 高度 : altitudeheightelevation
  • 矩陣 : [數學] matrix; array
  1. This dissertation proves that a single m - partite entangled mixed state in the system whose dimension of each subsystem is two cannot be purified to an m - partite entangled pure state. in general, a single m - partite entangled mixed state whose density matrix has higher rank cannot be purified to an m - partite entangled pure state. for a class of entangled mixed states, its fidelity cannot be increased under locc

    論證了在局域操作和經典通信下，單個多體糾纏混合態（每個子系統的維數都為2 ）不可能被純化；密度矩陣有著較高秩的混合態也不可能被純化；給出了一類多體糾纏混合態，在局域操作和經典通信下，對某一糾纏純態的忠實度不能增加。
  2. After analyzing the features of total rigidity matrix and its operation of the finite element analysis, it presented a kind of linked compressed row storage with column storage index format, which improved the efficiency of both the storage and its operation of total rigidity matrix

    在分析了有限元分析中的總剛度矩陣性質及其存取運算特徵之後，給出了一種帶列壓縮存儲索引的鏈式行壓縮存儲演算法，提高了總剛度矩陣元素的存儲及訪問效率。
  3. Based on the propagation law of the cross - spectral density function in the space - frequency domain, the properties of polychromatic vector gsm beams through a paraxial optical abcd system are studied. the analytical propagation expressions for the cross - spectral density matrix of vector gsm beams passing through a paraxial optical abcd system are derived, which permits us to study the propagation properties of vector gsm beams, including the propagation - induced polarization changes, effect of the spectrum bandwidth and irradiance distributions in a unique way. there are some applications of the theoretical results

    基於空間一頻率域中交叉譜密度函數的傳輸理論，研究了多色矢量gsm光束通過abcd光學系統傳輸時偏振特性的變化規律，首次推出了矢量高斯一謝爾模刑fgsm ）光束通過近軸abcd光學系統交叉譜密度矩陣的傳輸公式，並對矢量gsm光束傳輸中偏振的變化、譜寬的影響和強度的分佈等進行了統一研究。
  4. This dissertation is focused on the study of adaptive digital beam forming ( dbf ), two - dim spectrum estimation and the determination of the highness of the object. main work include : 1 a method of adaptive dbf in received antenna array

    本文圍繞著自適應接收波束形成、時-空二維譜估計和對目標高度判定等方面進行研究，主要研究工作包括以下幾個方面： 1討論了在接收陣列天線中，自適應數字波束形成（ dbf ）的方法，引入了采樣梯度矩陣演算法。
  5. It ' s an ideal structural system and has multi - earthquake resistance ability because of a great deal of slabs removed in floors above the transfer - story amended the lateral stiffness of the stories near the transfer - story. based on the available references, the five - spring line element, the three - spring line element and the multiple vertical - line - element model are introduced to model special column, beam and shear - wall, the relevant stiffness matrixes are deduced and the restoring - force models are gaven to deep into the elasto - plastic seismic characteristics of the structure. acording to the results of shaking table test and elastic finite element analysis, a new making model melhod is presented in which uses the linear and the nonlinear element and the assumption that the floor is infinitely rigid in different areas

    為進一步研究這種復雜高層建築結構的彈塑性性能，本文在國內外現有研究的基礎上，提出利用五彈簧桿元、三彈簧桿元及多豎線單元模型分別模擬空間柱、梁和剪力墻，推導了相應的剛度矩陣並給出了恢復力模型；結合試驗研究和精細有限元分析的結論，提出線性和非線性單元相結合，剛性樓板假定和彈性樓板相結合的建模方法，較好地解決了空間結構彈塑性分析中佔用計算機資源較多的問題；接力大型有限元分析程序? ? ansys ，在上述建模思路的指導下建立了結構的空間非線性分析模型，進行了空間三維彈塑性時程分析。
  6. In finite element analysis, the storage needed by a total stiffness matrix for solving a large - scale system of linear equations is related to the sequence determined by numbering of mesh nodes

    摘要在有限元分析中，求解高階線性代數方程組時整體剛度矩陣所需存儲與由網格結點編號決定的順序有關。
  7. Load sensitivity matrix and elevation sensitivity matrix were educed. the equation can solve bearing load sensitivity and elevation sensitivity in multi - support rotor - bearing system by generalizing. the results of utilizing these equations to analyze bearing loads agree with known performances

    討論了軸承負荷敏感度計算方法和標高敏感度計算方法，建立了軸承負荷敏感度矩陣和標高敏感度矩陣，該方程可推廣到求解多支承轉子?軸承系統的軸承負荷敏感度和標高敏感度，利用該負荷敏感度矩陣和標高敏感度矩陣對軸承負荷分析所得的結論與實際情況一致。
  8. A truss - beam model of transmission tower is established, the element stiffness matrix, coordinate transformation matrix are educed in this paper, and the structure analyzing software is developed by vc + +

    本文建立了高壓輸電鐵塔有限元計算模型?桁梁混合模型，推導了模型的單元剛度矩陣、坐標轉化矩陣，並採用vc + +編寫了高壓輸電鐵塔結構分析軟體。
  9. We researched the feasibility of the technique. realized the technique on tigersharc ts101 ez - kit system and got a preferable effect. resovled a problem of matrix inverse by selecting a inverse algorithm applied on low order and high density martrix

    在工程實現中的一個關鍵問題即矩陣求逆的問題上，研究並選擇了一種低階高密度矩陣的求逆的工程演算法。
  10. In the analysis, a cfst arch ( single tube ) is first divided into a finite number of straight beam elements. according to the virtual work principle and the modified newton - raphson iteration method the tangent stiffness matrix considering double nonlinear properties is established. with regard to the non - equilibrium forces, the material nonlinear property along the height of the section and the length of the element is considered and the computation accuracy is improved as a result

    本文首先將拱肋劃分為一系列的直梁單元，運用虛功原理和修正newton - raphan數值迭代演算法的基本原理準確推導了拱肋直梁單元的非線性切線剛度矩陣；在不平衡力方面考慮了沿截面高度和單元長度方向材料非線性的發展過程，提高了計算精度；再根據得到的切線剛度矩陣採用荷載增量步內修正newton - raphan迭代的增量迭代法進行了求解。
  11. Thus the second - order diagnosis equations are introduced. it is necessary to propose the second - order sensitivity with higher accuracy than first - order sensitivity, although the basic thought and sensitivity matrix analysis approach, similar to the first - order sensitivity, are used

    盡管採用了相似於一階靈敏度故障診斷方法的基本思想和靈敏度矩陣分析方法，但是由於二階靈敏度故障診斷方程比一階靈敏度故障診斷方程具有更高的精度，因此引入二階靈敏度是必要的。
  12. According to the theory of the finite element analysis, the matrix of mass, rigidity and damp in every part of shell structure have been fixed on ; at the same time, calculation has been done in dynamics and statics

    利用有限元理論，分別確定了復合殼體結構中各部件的質量矩陣、剛度矩陣及阻尼矩陣，並對其進行了靜力學與動力學計算，結果證明內襯三維波紋鋼板復合殼體結構與普通混凝土殼體結構相比，其結構承載力有了較大的提高。
  13. 5. a computationally attractive algorithm based on the propagator method is proposed for simultaneous estimation of the direction - of - arrivals and frequencies of multiple narrowband signals received at spatially separated sensors. the frequencies are found by the eigenvalues of a constructed lower dimension matrice. the arrival angles are then estimated using the associated eigenvectors as well the estimated frequencies

    在第六章基於傳播運算元方法給出了頻率、角度聯合估計的一種快速演算法，由於其避免了高維矩陣的特徵分解，因而具有更低的計算復雜度，且演算法適用於一般的陣列結構，二維參數自動配對，易於實時實現。
  14. Steel frame with welding joint easily occur brittle collapse because of having a low ductility at joints then ， a semi - rigid connected steel frame has large the energy absorption capacity which can resist dynamic loads and the using steel qualities of bracing system and joints are small so adopting a semi - rigid jointed steel frame is economical and stable but for semi - rigid connections are complex and variable ， in conventional analysis and design of steel structures ， it is usually assumed that the connections between columns and beams are either rigid or pinned the analysis of steel frames adopting the assumption can simplify the procedure of analysis and design ， but cannot precisely reflect structural practical circumstance and the errors of calculating results are large ， even ， get incorrect conclusions semi - rigid connection was referred to in chinese code for design of steel structures ( 2001 ， 10 ) ， however ， it isn ’ t specified how to apply semi - rigid joints in design in fact it cannot be carry out the purpose of the paper give a calculating method that accords practical engineering and easily put into effect worthwhile it is going to promote the development of semi - rigid jointed steel frame in design and heighten structural stability in the paper ， at first some commonly employed methods for the modeling of connection behavior are introduced richard abbott function modeling of connection is adopted for extended end plate bolted connection by the 34 test data comparing to regression analysis indicate richard - abbott function modeling of connection represents an excellent fit to test data then after a semi - rigid joint behavior can be modeled as a finite stiffness rotation spring ， base on rotation and displacement equation derive the element stiffness matrixes with semi - rigid connections where the effects ofj ointed flexibility geometric non - linearity and shear forces in the connection deformations have been considered in and fixed - end forces are modified finally, a program for calculating semi - rigid with incremental - iterative method has been

    本文的目的就是為半剛性連接鋼框架的設計提供一種既符合工程實際又簡便易行的計算方法，供規范使用過程的補充、延伸或參考；同時，也將促進半剛性連接鋼框架設計技術的發展，為提高結構安全性能、節省工程成本發揮應有的作用。本文首先介紹了常見的幾種應用較為廣泛的樑柱連接彎矩轉角關系模型，在分析比較的基礎上，選用richard ? abbott函數模型作為外伸端板連接彎矩轉角關系模型，通過對34個外伸端板連接的實驗數據與回歸分析得到的參數比較可知，經回歸分析得到的此模型參數與實驗數據符合較好。然後用彈簧表徵連接點的轉動剛度，根據梁的轉角位移方程推導出半剛性連接的剛度矩陣，在單元剛度矩陣中考慮了節點柔性、幾何非線性和剪切變形的影響，並對固端力進行了修正，最後用增量迭代法編制有限元程序進行計算和分析。
  15. 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陣、質量矩陣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點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，使用等效蒙皮和等效夾芯技術提高計算效率。
  16. In the paper, firstly, present the formulation and application of proper orthogonal decomposition of covariance and cross - power spectral density matrices are presented in the analysis of wind load effects on structures. then the dynamic response of linear structures subjected to random loads is analyzed by a technique called double modal transformation ( dmt ) that is expressed through a double series whose terms depend on structural and loading modes

    本論文中首先通過求相關矩陣和互功率譜密度矩陣特徵值問題給出了本徵正交分解的公式，並利用pod與結構模態相結合的雙模態方法來分析結構的動態響應，主要討論了截斷高階荷載模態對風致響應的影響。
  17. Element stiffness matrix analysis of rectangular section members with the height of linear variation

    高度線性變化的矩形截面桿的單元剛度矩陣分析
  18. Analysis of element stiffness matrix about bars with rectangular cross - sections and linear variation of height

    高度線性變化的矩形截面桿單元剛度矩陣分析
  19. Based on the nonlinear finite element theories, this thesis adopts total lagrange description to deduce geometric nonlinear tangent stiffness expressions for spacial frame, considering effects of high nonlinearity

    基於非線性有限元理論，採用全拉格朗日（ totallagrange ）描述法，考慮高階非線性項的影響，推導了空間梁單元的幾何非線性切線剛度矩陣。
  20. The classification of traditional teaching objectives includes the temporal dimension and knowledge - dimensional, divided the specific content of logic dimension from the theory of dynamic division - level, and described evolution laws of the target in the temporal and logic dimensions, provided a useful reference for the formulation and selection of college pe teaching goals

    借鑒系統的動態層次理論劃分目標邏輯維度的具體內容，並描述了目標在時間維度和邏輯維度矩陣上演化的規律，為高校體育課程目標的制定和選用提供有益的參考。
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