radar cross section 中文意思是什麼

radar cross section 解釋
雷達交叉部分
  • radar : n 〈美國〉【無線電】 〈radio detecting and ranging 之略〉 雷達，無線電探測器 （＝〈英國〉 radiolo...
  • cross : n 1 十字架；〈the C 〉 耶穌受刑的十字架。2 〈the C 〉 基督教（教義，國家）。3 不幸，苦難；挫折，...
  • section : n 1 （外科、解剖的）切斷；切割；切開。2 【外科】切片，【金相】磨石。3 （果子的）瓣。4 【數學】截...
  1. 2. a frequency extrapolation scheme is developed to effectively predict radar cross section using floating genetic algorithm based on the geometrical theory of diffraction ( gtd ) model. the threshold discrete fourier transform ( tdft ) is introduced for the data compression in angle domain

    在目標散射中心建模方面，我們將浮點型遺傳演算法（ fga ）應用於實際人工目標的gtd模型參數的抽取，利用所抽取的模型參數完成了雷達散射截面rcs的頻率擴展以及數據壓縮，並利用擴展的數據提高了距離解析度。
  2. From the model study of the fractal random rough surface, we acquire one dimensional ? two dimensional fractal random rough surface model with fractal theory ; 2. the calculation of the scattering field of light ; the establishment of the scattering light ’ intensity model, and the number calculation of the intensity distribute ; 3. the study on the laser radar cross section of one - dimensional fractal rough surface target ; and the number calculation of the scattering intensity of two - dimensional fractal the rough surface target ; 4. through shadowing effect, we analysis light scattering characteristic of fractal rough surface

    本論文利用分形理論得到一維?二維分形隨機粗糙表面模型，研究光在一維?二維分形粗糙表面的光散射特性，主要從以下四個方面分析: 1 .自仿射分形隨機粗糙表面模型探討，採用分形理論得到一維?二維分形隨機粗糙表面模型; 2 .分形粗糙表面散射光場的計算和粗糙表面散射光強角分佈的模型建立和數值計算; 3 .一維分形粗糙表面目標的激光雷達後向散射截面lrcs研究和二維分形粗糙表面目標散射強度數值計算; 4 .引入遮蔽效應分析分形粗糙表面光散射特性。
  3. Radar cross section ; dielectric - coated conductor ; fast multipole algorithm ; impedance boundary condition

    電磁散射塗層導體快速多極演算法阻抗邊界條件
  4. Second, the imaging model built here has taken into account the tilt modulation, the hydrodynamic modulation, and current modulations of radar cross section. consequently, it has realized the imaging simulation of four kinds of wakes with the same imaging model. third, the orbital velocity of ocean wave was considered as the basic dynamic factor, and the imaging model calculates the influence on raw data by the wave m ovement according to the orbital velocity

    該模型的主要特點是： （ 1 ）它採用了三尺度復合表面模型的思想來計算海面的電磁散射，考慮了中等尺度波對紋波的進一步調製作用，彌補了傳統雙尺度模型的不足； （ 1 ）它考慮了海浪的傾斜調製作用、流體動力調製作用和流場對雷達截面的調製作用，實現了用統一的模擬模型對四種艦船尾跡特徵進行成像模擬； （ 3 ）它把海面長波的軌道速度作為基本的動態成分，並依此來考慮海面運動對sar回波信號的影響。
  5. Additionally, target detection will take into account a target ' s radar cross section ( rcs ), its aspect angle, and its air speed ( targets below the threshold gate will not be detected )

    外加目標的確定怎加了計算目標的rcs值當空速低於這個門限的時候目標將無法被察覺
  6. In the research realm of the target identify, an important topic is to minish the laser radar cross section of the space target for target stealth. the laser radar probes a target is based on the target under the laser, the space and time distribute characteristic of the strength ? polarization and phasic of the laser scattering etc. to identify a target

    在目標識別研究領域有一個重要的課題是減小空間目標的激光雷達散射截面便於目標隱身。激光雷達探測目標是根據目標在激光照射下，激光散射的強度、偏振和相位等的空間和時間分佈特徵來識別目標，目標表面粗糙度是影響目標激光散射特性的重要影響因素。
  7. At present greco is regarded as one of the most valuable methods of radar cross section ( rcs ) computation in the high - frequency region. depending on these conditions, several researches have been completed in this paper : firstly, calculating rcs of complex conducting targets has been accomplished by greco method. the high - frequency rcs of targets are obtained through physical optics ( po ) and incremental length diffraction coefficients ( ildc ) respectively

    本論文做了以下研究工作：首先，實現了運用greco方法計算了高頻區理想導體復雜目標的雷達散射截面（ rcs ） ，分別應用了物理光學法（ po ）和增量長度繞射系數法（ ildc ）計算了目標的面元和棱邊的電磁散射，最後綜合面元與棱邊的散射效應得到目標的總rcs 。
  8. The kinematics model, kinetics model, infrared radiation model and radar cross section model of bomer and the kinematics and kinetics of infrared guided missile and radar guided missile are studied

    研究了轟炸機的運動學、動力學模型，轟炸機紅外目標輻射模型與雷達散射截面積（ radarcrosssection ， rcs ）模型。研究了紅外製導導彈與雷達制導導彈的運動學與動力學模型。
  9. The radar cross section of grounded open cavities is computed by fem combined with boundary integral equation method. the cavities filled with complex materials are also analyzed. accurate results have been obtained

    應用eb - fem結合邊界積分方程對接地腔體的雷達散射面積進行了分析，討論了腔體內復雜介質填充情況對散射特性的影響，得到了比較精確的結果，討論了該混合方法在分析此類問題中的優缺點。
  10. The rangeprofile can be formed by high - range resolution radar ( hrr ). the rangeprofiles of the targets contain more information for recognition than the radar cross section ( rcs )

    使用高距離解析度雷達可獲得目標的一維距離像，一維距離像包含了更多的可用於目標識別的信息。
  11. Electromagnetic scattering ; radar cross section ; stealth technique ; finite - difference time - domain method

    電磁散射雷達散射截面隱身技術時域有限差分方法
  12. The rotated parabolic equation method was presented to compute the bistatic radar cross section ( rcs )

    並提出了旋轉拋物線方程演算法，實現了目標任意角度雷達散射截面的快速計算。
  13. Chapter 5 describes the principles and the calculating methods of the incident plane - wave source and the radar cross section ( rcs )

    第五章說明的是平面波源的加入和雷達散射截面的計算，包括工作原理和實現方法。
  14. With the increasing development of radar cross section ( rcs ) reduction techniques, scattering from the slots or grooves have provided more important contribution to a target ' s scattering behavior

    隨著雷達散射截面（ rcs ）減縮技術的發展，縫隙對目標散射行為的影響日益突出。
  15. Only a fundamental model for infrared radiation and radar cross section of bomber is needed at this stage because the software needs a kind of expansion by users. 2

    由於軟體最終還需要用戶進行擴充，在現階段對于轟炸機紅外目標輻射模型與雷達散射截面積模型只需採用簡單的形式。
  16. In the end, the theory of fractal geometry is applied to the waves propagation and scattering in atmospheric turbulence, and the first and second order moments of the scattering fields are derived by considering the effects of the fractal atmospheric turbulence. the normalized back - scattering radar cross section of a perfectly conducting disk is calculated. the influence of fractal dimension of atmospheric turbulence on the radar cross section is analyzed

    本文最後將分形理論引入到湍流大氣中的波傳播和散射領域，導出了分形大氣湍流中光滑導體目標散射場的一階矩和二階矩，以光滑導體圓盤為例研究了湍流大氣的分維對導體目標後向散射截面的影響。
  17. Radar cross section rcs

    雷達反射面積
  18. Agat claims that it is effective at ranges of up to 13 km against a target with a 5 m2 radar cross - section

    阿加特設計局聲稱這種導引頭可以有效地在超過13公里的距離上對付雷達截面積在5平方米的目標。
  19. Numerical results are given to demonstrate the effects of several factors including the number of basis functions, the thickness of waveguide, the terminations of waveguide and different frequency on the radar cross section ( rcs ) of a slot array

    物理光學法用於有限電尺寸導體平板散射的分析。文中給出了縫隙陣列在不同頻率、基函數個數、波導厚度、終端負載等情況下的計算結果。
  20. In this paper, an integrated calculate method including three - dimensional configuration design, aerodynamic analysis, and computation of radar cross section ( rcs ) is researched

    本文對與導彈總體設計密切相關的三維幾何造型、氣動性能與雷達散射特性的一體化計算作了相關研究。
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