t矩陣英文

• t matrix

• "t" 英文翻譯 :    中世紀羅馬數字的160。
• "矩陣" 英文翻譯 :    matrix; array
• "s矩陣" 英文翻譯 :    s matrix; s-matrix
• "矩陣" 英文翻譯 :    [數學] matrix; array
• "hadamard矩陣" 英文翻譯 :    hadamard matrix
• "hermite矩陣" 英文翻譯 :    hermitian matrix
• "hermitian矩陣" 英文翻譯 :    hermitian matrix
• "toeplitz矩陣" 英文翻譯 :    toeplitz matrix
• "“與”矩陣" 英文翻譯 :    and matrix
• "λ矩陣" 英文翻譯 :    lambda matrix
• "伴矩陣" 英文翻譯 :    adjoint matrixadjoint
• "半矩陣" 英文翻譯 :    semi matrix; semi-matrix
• "場矩陣" 英文翻譯 :    field matrix
• "超矩陣" 英文翻譯 :    hypermatrix
• "大矩陣" 英文翻譯 :    large matrix
• "點矩陣" 英文翻譯 :    bitmap; dot matrix; matrix, dot
• "定矩陣" 英文翻譯 :    definite matrix
• "反矩陣" 英文翻譯 :    matrix inverse
• "方矩陣" 英文翻譯 :    matrix #square matrices and related definitions
• "復矩陣" 英文翻譯 :    complex matrix
• "負矩陣" 英文翻譯 :    negative matrix
• "割矩陣" 英文翻譯 :    cut matrix
• "光矩陣" 英文翻譯 :    photomatrices
• "核矩陣" 英文翻譯 :    nuclear matrix
• "基矩陣" 英文翻譯 :    basic matrix; basis matrix

• For a single sphere , t matrix method is compared with mie theory in both equation expression and numerical results
  首先從理論公式及數值計算兩方面分別對單個球形粒子的t矩陣與經典的mie理論進行了比較，討論了其各自的適用范圍。
• In chapter 4 windowed function of data signal processing is introduced and applied to addition theorem , which succeeds in solving the difficult problem : it has a bad result when recursive t - matrix is applied to calculate the wave scattering of electrically large objects and multiple objects in the excitation of te wave
  在第四章中引入數字信號處理中的窗函數，成功解決了在入射波為te波時，用遞推t矩陣法計算電大尺寸物體或多個散射體時，精度不高的問題。
• In the paper , the new electromagnetic scattering algorithms have been introduced - recursive aggregate t - matrix algorithm ( ratma ) and fast multipole algorithm ( fma ) . two kinds of methods are precise and efficient and have advantages over conventional method of moment in computational speed and requirement for storage space
  本文研究了基于積分方程的電磁散射計算方法，主要研究了兩種算法：遞推t矩陣法和快速多極子法，這兩種算法都有計算量小、所需內存少和精度高的優點。
• Thirdly , the cluster - cluster aggregation model is used to study the possible structure of aggregated smokescreen particle . we also develop the mathematical radiation extinction model of aggregated particle based on t - matrix method . associated with monte carlo method , another computer program is designed to simulate the extinction cross section and scattering cross section of actually aggregated particle
  本文還將“凝聚體?凝聚體”凝聚模型應用于煙幕凝聚現象研究，模擬出了煙幕凝聚粒子的可能結構，并且根據t矩陣方法發展了凝聚粒子消光特性的計算方法，結合montecarlo方法，編寫了能夠模擬實際煙幕凝聚粒子消光截面、散射截面的計算程序。
• In the first part , the basic knowledge of particle scattering in meteorology and physics was introduced . the particles to be discussed include aerosol particles , fog droplets and raindrops and the em wave band in the discussion is near - infrared . in the second part , the mie theory was briefly reviewed and was applied to investigate the scattering characteristics of spherical atmospheric particles , the result shows that in the visibility measurement meter using forward - scattering method , when the working wavelegth is between 0 . 8 m ~ 2 m , the scattering angle is between 25 ~ 40 , the distinguishability and the relative scattering intensity would be better than those under other conditions . in the third part , the superellipsoid was used to describe a wide range of shapes such as spheres . ellipsoids and cylinders . an improved t - matrix method which can be used to calculate arbitry shaped particle ' s scattering field was introduced , and the scattering characteristics of non - spherical atmospheric particles was investigated with this method
  計算結果表明，從相對散射強度、同一方向上不同粒子散射的可區分程度來看，在散射式能見度探測儀器中，工作波長介于0 . 86 m 2 m ，探測角度選取前向25度40度時，探測的結果將會是比較理想的。第三部分中，使用超橢球方程來統一描述各種非球形粒子的形狀，然后使用t矩陣方法計算了一些形狀的非球形粒子的近紅外散射特性。另外，在本文中還針對球形粒子的散射場提供了一種三維可視化方法，使對散射場強度的空間分布的理解更加簡單，直觀。
• Another mode of the total t matrix is derivated from the integral equation . finally the calculation result of two dielectric cylinders pro ves the effectiveness of windowed function and the correctness of the expression of the total t - matrix . windowed function is also applied into fma , which can accelerate the computation speed of the fma
  另外還從積分方程出發，推出了遞推了矩陣法的總體t矩陣的另一種表達形式，最后計算了兩個不同介質圓柱體的散射場，證明了引入窗函數的有效性、推出的總體了矩陣表達式的正確性。
• The ratma can calculate the electromagnetic scattering of multiple cylinders , and can be used in remote sensing . in chapter 2 simply derivation of the ratma is given by the addition theorem , and the general t matrix of single cylinder is deduced . the worked out examples show th e effectiveness of the ratma in the analysis of the scattering field of single cylinder or multiple cylinders
  由于遞推t矩陣法不僅可以計算多個柱體或不同形狀柱體的散射，而且可計算遙感上三維物體的散射，在第二章中，利用加法定理，簡要地推導了遞推t矩陣法，并用解析法推出了單個圓柱體在各種情況下的t矩陣(此t矩陣對導體和介質圓柱體的散射場計算都適用) ，最后計算了單個導體圓柱和兩個不同大小介質圓柱體的散射場。
• Secondly , the mathematical radiation extinction model of nonspherical particle is developed based on t - matrix method , and a computer program is designed to calculate the extinction cross section , scattering cross section , absorption cross section and scattering phase function of fixed or randomly oriented axially symmetric particle
  然后根據t矩陣方法，采用回轉體微粒消光特性的計算模型編制出的相應程序，對固定取向和隨機取向的非球形回轉體微粒的消光截面、散射截面、吸收截面及散射相函數進行了計算。