scattering wave 中文意思是什麼

scattering wave 解釋
散射波
  • scattering : adj. 1. 分散在不同方向的，分散在不同范圍的。2. 廣泛擴散的。3. （選票）數量分散的，不集中的。n. 1. 散亂。2. 在媒介質中的散播。3. 【物理學】散射。adv. -ly
  • wave : n 〈美海軍〉女志願軍人〈見 WAVES 條〉。n 1 波浪；碎浪； 〈the wave（s）〉 〈詩〉海。2 波動；波狀...
  1. Scattering of sh - wave by a radial collinear crack at the edge of arbitrary - shape - cavity in isotropy media is studied. the solution of dsif at crack tips is obtained

    研究了各向同性介質中任意形孔邊徑向裂紋對sh波的散射，求解了裂紋尖端的動應力強度因子。
  2. Numeral results of dsif at radial crack tips of ellipse and square cavities are provided. then the influences of different shape cavities upon the dsif at the crack of their edges are discussed. 5. scattering of sh - wave by a radial interface crack at the edge of arbitrary - shape - cavity is studied

    給出了橢圓孔和方孔孔邊徑向界面裂紋尖端動應力強度因子的數值結果，討論了在不同形狀孔、不同入射波數、不同入射角和不同材料常數組合情況下孔邊徑向界面裂紋尖端動應力強度因子變化的規律。
  3. A two - dimensional plain strain finite element model of infinite plate is developed to investigate the ultrasonic wave propagation and scattering on three kinds of cracks : parallel to the surface, 450 oblique angle to the surface, and quarter - circle

    摘要建立了無限長板的具有吸收邊界的二維平面應變有限元模型，在研究了脈沖超聲波在無限長板中傳播的基礎上，對板中平行於表面的裂紋、與表面成45的斜裂紋和四分之一圓周弧形裂紋三種情況的脈沖超聲波散射進行了重點研究。
  4. In the last forty years the research for finding solitary wave solutions has been experienced a great growth and some sucessful methods including the inverse scattering theory, backland transform, hirota ' s bilinear methods and the homogeneous balance method have been presented in succession

    近四十年來非線性演化方程孤波解的解法研究蓬勃發展，相繼誕生了一些比較成功的求解方法，如反散射方法、 b （ ? ） ckland變換方法、 hirota方法以及齊次平衡方法等，這些方法多年來得到了廣泛的發展和應用。
  5. Experimental basis of quantum physics : photoelectric effect, compton scattering, photons, franck - hertz experiment, the bohr atom, electron diffraction, de broglie waves, and wave - particle duality of matter and light

    量子物理的實驗基礎：光電效應，康普頓散射，光子，法蘭克-赫茲實驗，波爾原子模型，電子衍射，德布羅意波以及物質與光的波粒二項性。
  6. We found the " forward stimulated raman scattering " will be excited if the pulse length is greater than plasma wave length. the " forward stimulation raman scattering " decreases the phase velocity and the amplitude of the wake wave which will lead to the reduction of maximum kinetic energy of the electrons trapped

    結論是：當脈沖長度接近等離子體波長時，稀薄等離子體將發生「前向受激raman散射」 ，它使脈沖后沿拉長，導致尾流場的相速度變小，以至於被尾流場「捕獲」的電子最大動能大大下降。
  7. The finite element method incorporated with floquet theorem is used to solve the 2 - dimentsional scattering problem of dielectric electromagnetic bandgap upon which a plane wave is oblique or perpendicular incident

    採用有限元和floquet定理相結合的方法，對不同參量的二維介質電磁帶隙ebg結構的反射和傳輸特性進行了研究。
  8. Based on the band transport model, the formation of refractive index grating in photorefractive crystal is discussed firstly. then the characteristics of two - wave coupling, four - wave mixing and light - induced scattering are analyzed

    本文主要從實驗上研究了cu ： knsbn晶體的自泵浦相位共軛特性及cr ： sbn晶體的四波混頻相位共軛特性及其應用。
  9. At the other hand, we can perform the rrpa calculation with the continuum replaced by a set of outgoing single particle resonances, it indicates that the resonances in the continuum play an important role in the description of nuclear dynamical processes, such as collective giant resonances. energies, widths and wave functions of the single particle resonant continuum are determined by solving scattering states of the dirac equation with proper asymptotic conditions for the continuous spectrum in the r ' elativistic mean field theory. the relativistic regular and irregular coulomb wave functions are calculated numerically

    在進行相對論無規位相近似計算時將連續譜中所有的正能態用單粒子共振態來代替，並且在計算中採用單粒子共振態的真實寬度，利用這種方法我們計算了核的同位旋標量巨八極共振響應函數，並且和考慮了連續譜中所有正能態貢獻的結果進行比較，計算結果表明，連續譜中只考慮單粒子共振態對核的集體激發的貢獻時，給出的響應函數基本上能夠重現考慮了所有正能態貢獻時的計算結果，這說明了在核的集體激發中，連續譜中主要是單粒子共振態的貢獻。
  10. In the electromagnetic domain, the finite element method has widely used in solving problem such as radiation, scattering, wave guide transmission and resonant cavity problem

    在電磁學領域內，有限元法已廣泛用於解決輻射、散射、波導傳輸及諧振腔等問題。
  11. Scattering of dynamic sh - wave and dynamic stress concentration problem are investigated by u - shaped lining in half space

    研究了半空間馬蹄形襯砌對瞬態sh波的散射和動應力集中的問題。
  12. Scattering of dynamic sh - wave and dynamic stress concentration problem are investigated by u - shaped cavities in half space

    研究了半空間馬蹄形孔洞對瞬態sh波的散射和動應力集中的問題。
  13. In this paper, an analytic method is developed for the problem of scattering of steady sh - wave and dynamic analysis of multiple circular cavities in half space

    建立了求解半無限空間中界面附近相鄰多個圓形孔洞對sh波散射與動應力集中問題的解析方法。
  14. The results show that : 1 ) the effects of interface on waves scattering are stronger in the structure with the interface perpendicular to the direction of fracture normal than that in the structure with the interface parallel to the direction of fracture normal. 2 ) when the interface is perpendicular to the direction of fracture normal, the amplitude of reflected waves and converted s - waves are higher and there are the sub - p - and sub - s - wave. 3 ) when the elastic waves propagating in the multi - stripe model, wavesforms become complex due to multiple scattering on interfaces

    研究結果表明： 1 ）界面與裂縫排列方向平行時，界面對波的散射作用大於界面與裂縫排列方向垂直時的情況； 2 ）當界面與裂縫排列方向平行時，在界面上產生的反射波及轉換的橫波幅度較大，並且有次級縱波和橫波產生； 3 ）彈性波在多條紋結構中傳播時，在界面上產生多次散射使得波形十分復雜。
  15. 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，工作波長介於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，然後使用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佈的理解更加簡單，直觀。
  16. Back scattering wave

    反向散射波
  17. Electromagnetic inverse scattering aims to reconstruct the distribution of the dielectric characteristics of unknown inhomogeneous dielectric object by scattering wave. in the near thirty years, it has been extensively used in military, medical imaging and nondestructive testing field

    電磁逆散射（又稱為電磁反演或電磁成像）是對接收到的未知物體的散射信號進行分析處理從而重建未知物體的幾何形狀和內部結構。
  18. And then the solutions for displacement mode of scattering wave at far field and scattering cross - section are provided at the interface cavity when it is ellipse and diamond

    在求解了界面孔對sh波散射的近場解的基礎上，進一步研究了其遠場特性。給出了界面橢圓孔和方孔的遠場位移模式和散射截面的解答。
  19. The influences of cavity shape, property of media, wave numbers and angle of incidence upon the property of scattering wave at far - fields are discussed

    討論了孔的形狀、介質的性質、入射角和波數對散射遠場特性的影響。
  20. This paper particularly focuses on the theory and implementation of how to inverse underground structure by comparing incident wave and scattering wave, and recording the spare time of the waves, and forward calculations for igneous, metamorphic and sedimentary rocks are carried out to verify the feasibility

    著重論述了利用慢衰減電磁波的入射波和散射波的振幅關系，以及電磁波的走時關系反演地下介質參數的基本原理及方法，同時，針對火成巖、變質巖和沉積巖，通過正演理論計算，說明了慢衰減電磁波測深的可行性。
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