無限矩陣 的英文怎麼說

中文拼音 [xiànzhèn]
無限矩陣 英文
infinite matrix
  • : 無Ⅰ動詞(沒有) not have; there is not; be without Ⅱ名詞1 (沒有) nothing; nil 2 (姓氏) a surn...
  • : Ⅰ名詞(指定的范圍; 限度) limit; bounds Ⅱ動詞(指定范圍, 不許超過) set a limit; limit; restrict
  • : 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
  • : 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...
  • 無限 : infinite; limitless; boundless; immeasurable; unlimited
  • 矩陣 : [數學] matrix; array
  1. In this thesis, studies are focused on as follows : ( 1 ) based on analyzing the general transfer - matrix, the conception of the generalized double layer soil model is proposed, and the transfer - matrix ( r ) of half - infinite elastic mass is introduce - d to the analytic expressions of stress and settlement under the uniform circular, rectangular and strip vertical loads in multi - layered soil ; ( 2 ) according to the analytic expressions of the additional stress and settlement under unifo - rm circular in multi - layered soil, rectangular and strip vertical loads, the programs are develop - ed to resolve and debugged. the results show that the programs are correct ; ( 3 ) through calculating the coefficient of additional stress on the central axis of uniform circ - ular vertical loads, under the corner point of the uniform rectangular vertical loads, and on the central axis of uniform strip vertical loads, and the settlement on the center of uniform circular vertical loads and uniform rectangular loads in double - layered soil, the characters of stress and settlement are discussed ; ( 4 ) a case, as an example, is studied with different calculation methods, such as traditional theory, fem. the results obtained are compared

    本文在已有研究成果的基礎上進一步開展了以下幾方面的研究: ( 1 )在對層狀地基傳遞法中的總傳遞分析的基礎上,提出了廣義雙層地基模型的概念,並把半體的傳遞r引入到多層地基在圓形垂直均布荷載、形垂直均布荷載及條形垂直均布荷載作用下附加應力與沉降的解析式中; ( 2 )根據多層地基在圓形荷載、形垂直均布荷載及條形垂直均布荷載作用下附加應力與沉降的解析式,編制了程序,調試通過並驗證了其正確性; ( 3 )通過對雙層地基圓形垂直均布荷載中心軸線上的附加應力系數和荷載中心沉降,形垂直均布荷載角點下的附加應力系數和荷載角點沉降及條形垂直均布荷載中心軸線上的附加應力系數進行的計算,探討了雙層地基中的附加應力與沉降特性; ( 4 )應用本文的層狀地基體系理論對一個工程實例進行了計算分析,並與傳統的計算方法的計算結果和有單元方法的計算結果進行了對比分析,結果表明利用層狀地基理論計算更能反映地基中附加應力分佈的實際情況。
  2. ( 2 ) based on the propagation equation of fgbs passing through unapertured paraxial abcd optical systems, the similar transformation conditions are obtained for the first time, which is expressed as that two fgbs with the same beam order have similar intensity distributions at the two positions of equal generalized fresnel number when they propagate through two ajb, cjdi ( i = l, 2 ) systems. furthermore, a comparison between a fob and a sgb of the same beam a ^ - factor but different waist widths is performed for the first time

    ( 2 )通過對作為整體的平頂高斯光束在光闌制近軸abcd光學系統中傳輸公式的分析,首次得到了平頂高斯光束的相似變換條件,即階數相同的平頂高斯光束在傳輸為a _ ib _ ic _ id _ i ( i = 1 , 2 )的兩個光學系統中傳輸時,在菲涅爾數相等的兩個面上具有相似的光強分佈。
  3. Point to above problems, under the financial support of the national natural science foundation ( exploration of high tech and new concept and new conceive ), the excellent young teachers program of ministry of education and national excellent doctoral dissertation special foundation, the static and dynamic real - time computation of elasticity - plastic mechanics, solving method of fuzzy finite element and other problems were studied in this paper. and some achievement was gained as following : ( 1 ) based on the positive definiteness of system stiffness matrix of finite element that was modified and the form of potential energy function of elastic body, the linear system of saturation mode ( lssm ) was introduced into the neural computation of finite element, by which the no - error solving of finite element neural net computation was realized in theory

    針對上述問題,在國家自然科學基金(高技術新概念新構思探索) 、教育部優秀青年教師資助計劃、高等學校全國100篇優秀博士學位論文作者專項基金等的資助下,本文對彈塑性力學問題的動靜態的實時計算、模糊有元的求解方法等問題進行了系統和深入的研究,取得了以下成果: ( 1 )根據有元總剛經修正後具有正定性的特點以及彈性體勢能函數的具體形式,將飽和模式的線性系統(簡稱為lssm系統)引入到有元的神經網路計算中,在理論上實現了有元神經網路計算的誤差求解。
  4. Firstly, the paper introduces the principle of instituting contact interface element and the format of integral method for element stiffness matrix ; secondly, because of the zero of displacement and load of soil in the infinite boundary, the unique shape of element stiffness matrix is obtained for coupling the three different elements

    文中首先闡述了接觸元建立的方法以及單元剛度的積分方法;由於遠處的土場位移、地震作用力皆為零,計算中對該單元剛度的形式不同於四節點等參元,文中推導了平行元的單元剛度拒方,並介紹了元單元剛度組裝原理。
  5. Based on the sound wave transferring theory of infinite elastic and viscoelastic materials with the method of transferring matrix, the formulas of transmission coefficient and the level of sound insulation are gained, which consider shearing strength in the rubber, and the sound insulation properties of compound structures are discussed in condition of oblique incidence

    摘要基於大彈性體和粘彈性體的波傳遞理論,採用傳遞的方法,對斜入射情況下的透射系數和隔聲量進行了理論推導,考慮了聲波在橡膠中傳播所產生的剪切力,並就單層復合結構的隔聲性能進行了詳細的研究,進而也分析了多層復合結構的隔聲性能。
  6. Polynomial lie suhalgebras of the inifinite matrix lie algebra

    無限矩陣李代數的多項式李子代數
  7. The performance of modulators employing mqw is governed by the quantum confined stark effect. in order to simplify the analysis of mqw, we obtain an explicit formula concerning the correlations between the gaas / gaalas quantum well widths of finite potential barrier structure and those of infinite potential barrier structure under the condition that the ground state energies are equal at zero bias states. then the transfer matrix method is used to investigate the optical field distribution in the mqw waveguide based on five - step asymmetric coupled quantum well structure that is really used in the modulator

    本論文首先根據量子制stark效應,發展了等效寬度思想,提出了把單量子阱結構的有深勢阱的分析轉化為深勢阱模型的顯式公式,從而大大簡化了電場下量子阱結構的分析;接著利用轉移,把周期性的量子阱結構簡化為三層結構,得到了實際採用的非對稱三阱結構量子阱的場分佈,並討論了量子阱結構的偏振特性。
  8. Associated it we define a root system. in a suitable condition we define a lie algebra to realize this root system, namely, using an euler cocycle given by intersection matrix, we define an infinitely dimensional vector space with the lie operation becomes a lie algebra

    在適當的條件之下,我們給出了該根系的一個李代數實現,即利用該相交確定的一個歐拉cocycle和根系,我們定義了一個維向量空間和李運算,並且證明了這個維向量空間在該李運算之下構成一個李代數。
  9. The material ways are to model the honeycomb wall as an impredence surface, to express the infinite honeycomb by using periodic green ' s function, and using method of moment to establish the mathematic model, in applying the methods of moments, we choose the roof function as basic function and choose the razor function as test function ; by equating the incident field to sum of the scattering field and impledance field ; we will set up the integral equation for the surface current, solving it by mom equation. then gain it ' s reflected coefficient ' s numerical result. and we propose first the definition of the equivalent electromagnetic parameters and present a method to calculate them from the gained reflection coefficient

    具體方法就是將浸漬吸收劑的蜂窩壁用表面阻抗表示,將大的周期結構的電場用周期格林函數來表示,選取有耗蜂窩結構中具有代表性的基本計算單元應用量法建立數學模型,在運用量法時用屋頂函數作為基函數,刀片函數作為檢驗函數,根據蜂窩壁表面電場必須滿足入射電場等於散射電場和阻抗電場之和的規律,推導表面電場積分方程,求解蜂窩結構的表面電流,利用蜂窩的周期規律得到大均勻周期列的散射電場。
  10. In addition, it does not need the computation of the projective depth and consequently the fundamental matrix

    需估計投影深度,避免了基礎計算的復雜性問題,因而也不受相機特殊運動的制。
  11. By selecting one element out of a matrix table, the system generates another table of the same size with other contents. this allows convenient, rapid, simple and direct selection from a huge number of alternatives as the matrix tables can be extended indefinitely

    當選擇其中一個元素后,可即時顯示同結構不同元素的下一,而延伸,使大量選項可匯入其中,使用戶操作時既方便快捷,又簡單直接。
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