矩量 的英文怎麼說

中文拼音 [liáng]
矩量 英文
moment matrix
  • : 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
  • : 量動1. (度量) measure 2. (估量) estimate; size up
  1. In order to test the usability and accuracy of this software, csm ( charge simulation method ) and mom ( method of moment ) are introduced

    )對cfa進行模擬和計算。為了驗證軟體的可用性和模擬精度,分別引入了模擬電荷法和矩量法。
  2. Since complicated differential and integral operations were involved in the kernel of the integral equation, we simplified the equation and got the nakano equation. as instances, the planar archimedean spiral antenna, the planar equiangular spiral antenna, the monofilar helical antenna, the conical helical antenna with fixed ascending angle and the conical equiangular - spiral antenna were analyzed through the moment method. all of the results matched fairly well with the references and experiment results

    這種方法的積分方程的積分核里含有復雜的微積分運算,為了簡化計算,本文在推廣的海倫積分方程的基礎上,對方程進行了簡化,推導了nakano方程,並以平面阿基米德螺旋天線,平面等角螺旋天線,軸向模圓柱螺旋天線,具有固定升角的圓錐螺旋天線和圓錐等角螺旋天線為例,用矩量法求解了天線上的電流分佈,研究了螺旋天線輻射的寬頻帶特性,所得的結果均與參考文獻吻合很好。
  3. The other is that the conducting body is electrically large. we can solve this case by high frequency methods or hybrid methods of high and low frequency for example the hybrid of mom and gtd

    另一種情況是金屬多面體是電大尺寸,此時可以通過高頻或高低頻混合的方法來解決,例如矩量法和幾何繞射混合( mom gtd )的方法。
  4. On shape preserving of meyer - k nig and zeller operators

    運算元的矩量的新估計
  5. The rao - wilton - glisson basis function based on triangular patches is used in the moment method. a junction basis function based on triangular patches is adopted to deal with the key problem of the junction between the wire and patches

    在使用矩量法的過程中,採用基於三角面元的rwg電流基函數;對于線天線和面元間的連接這個關鍵問題,採用了一種連接處基函數。
  6. The former is calculated by mom. special attention is paid to the evaluation of the admittance matrix elements, which involve the internal and external mutual coupling. the latter is solved using po

    矩量法用於波導縫隙陣列的模式項散射的計算,著重分析了包含外部耦合和內部耦合的陣元素的求值。
  7. Moment method is used for the analysis of interference among the vehicular multiple antennae in this paper. the multiple antennae system is equivalent to a microwave network, then the admittance matrix of the network can be obtained. using the admittance matrix, we can analyze the characteristic of coupling between two antennae and the near field of the antennae by the mom

    本文採用矩量法對車載多天線間的相互干擾特性進行了分析,將多天線系統等效為微波網路,然後採用矩量法求該網路的導納陣y ,利用該導納陣對天線間互耦特性進行分析,同時計算天線的近場分佈。
  8. Analysis of archimedean spiral antenna using moment method with curved segmentations

    曲線分段的矩量法分析阿基米德平面螺旋天線
  9. In this thesis, the concept of " fractal " and the recursive algorithm of fractal structure are depicted. the wavelength - independent character of archimedean spiral antenna and the space filled property of koch monopole are analyzed by the method of moment

    本文介紹了分形的基本概念和分形結構的迭代演算法,採用矩量法分析了阿基米德螺旋天線的頻率無關特性和koch單極天線的空間填充特性。
  10. Abstract : according to the continuative condition of the tangential fields on the slot aperture which is the inclined narrow - slot on the broadwall of a sectoral waveguide, the moment method is used to calculate the magnetic current coefficient and distribution. then the scattering field, the scattering parameter and the equivalent impedance are obtained. leting only the te11 dominant mode propagates in the waveguide, the scattering parameters and the normalized equivalent series impedance in the x - band are computed. the basis disigned the slot antenna and the slot array is offered

    文摘:根據縫隙口面切向場的連續條件,採用解析數值法矩量法,對扇面波導寬壁上窄的斜縫進行了計算,解得了磁流系數及其分佈,並得到散射場、等效散射參及等效阻抗等重要參數.假定波導中僅有te11主模傳輸,在x波段計算了散射參和歸一化等效串聯阻抗,給出計算結果,為縫隙天線和縫隙陣列設計提供了依據
  11. In this article, method of moment ( mom ) and floquet mode ( fm ) method will be applied to analysis the radiation and scattering of planar array and curved array

    本文分別採用比較經典的低頻方法?矩量法和一種專用於陣列分析的高頻方法? floquet模( fm , floquetmode )方法對有限陣列電磁散射特性進行分析。
  12. Analyze the rectangular microstrip patch array using green functions method, resolve the integral equation by the method of moment, propose a method for resolving the mom impedance matrix, which is a combine of analytical method and numerical method

    矩量法計算了同軸饋電的形微帶貼片陣列的電流分佈,在求解廣義阻抗陣時,給出了一種解析方法與數值方法相結合的方法。
  13. Some key techniques using the method of moments in the analysis of receiving performance of array are given

    本文給出使用矩量法分析天線陣接收性能時幾個關鍵問題的處理方法。
  14. Analyze the linear dipole array with uniform element spacing using the method of moments ( mom ), derive the analytical expression for the recovered signal with the direct data domain method, demonstrate the effect of the mutual coupling on the performance of the antenna array by examples, the degradation of the system caused by the mutual coupling is simulated and analyzed in two different electromagnetic environments such as the weak and strong interference

    矩量法計算了幾個信號同時照射時對稱陣子均勻直線陣的電流分佈,用直接數據域演算法推導了此接收陣列的恢復期望信號的表達式,舉例說明了互耦對陣列天線性能的影響,數值模擬了在弱干擾和強干擾下,互耦造成系統性能下降的情況並分析了原因。
  15. Markov ' s inequality and some kinds of lovasz local lemma, respectively. in the last part, we discuss a new concept " adjacent - vertex distinguishing total colorings "

    第四部分引入了鄰點可區別的全染色這一新的概念,並用第一矩量原理, markov不等式以及幾種形式的lov (
  16. In the case of thin slot, taking the effect of wall thickness into account, the coupler is analyzed with the slots replaced by equivalence magnetic current using the equivalence principle. the integral equation system is fonned and calculated by the moment method

    對于細長縫隙的情況,考慮了波導壁厚,利用等效原理將縫隙等效為磁流源在主波導和耦合波導中的作用,根據電磁場連續性條件建立積分方程,並用矩量法求解,進而求出耦合器的散射參數。
  17. The solution of the interior problem has been obtained by the fem method. ensuring the continuity of the tangential electric field across the aperture plane, the electromagnetic e and h has been gained

    分別採用有限元法和矩量法分析封閉腔體和半無限空間的電磁場,在孔徑面上進行邊界條件匹配,從而得出極化雙工柵中的電磁場特性。
  18. The mathematical expression, which is used to calculate the variable phase center based on the mom, is derived first in the paper. it is proved that the variable phase center of the lpda is not superposition in the e - plane and the h - plane

    文中採用矩量法,首次導出了基於矩量法多分段計算可變相位中心的表達式,證明了偵測合一系統中常用的對數周期偶子天線( lpda )在e面和h面的可變相位中心不重合。
  19. In chapter 2, a diversity wire antenna with two isolated ports has been optimized by using genetic algorithm and moment method ( ga + mom )

    第二章利用遺傳演算法結合矩量法( ga + mom )優化出了一個兩埠分集線天線結構。
  20. A hybrid method which combines the mom with the method of wavelet is used to calculate the current distributions along a wire antenna

    將小波變換引入矩量法,得到求解線天線電流分佈的一般方法,比普通的矩量法減少了計算
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