邊界反射 的英文怎麼說

中文拼音 [biānjièfǎnshè]
邊界反射 英文
edge reflection
  • : 邊Ⅰ名詞1 (幾何圖形上夾成角的直線或圍成多邊形的線段) side; section 2 (邊緣) edge; margin; oute...
  • : 名詞1 (相交的地方; 劃分的界限) boundary 2 (一定的范圍) scope; extent 3 (按職業、工作或性別等...
  • : Ⅰ名詞1 (方向相背) reverse side 2 (造反) rebellion 3 (指反革命、反動派) counterrevolutionari...
  • : Ⅰ動詞1 (用推力或彈力送出) shoot; fire 2 (液體受到壓力迅速擠出) discharge in a jet 3 (放出) ...
  • 邊界 : boundary; frontier; border; borderline; edge range line; periphery
  1. A i med at the badu ( k343 ) i arge seale i andslide in the nankun railway, geophysical exploration techniques such as seismic reflection of high resolution and geological radar are appi ied to detect the geologic characteristics of the landslide mass including 3d - conformation, perimeter, geometric parameters, si ippage pattern and distribution of displacement field in this dissertation. besides, acoustic method is used for detection of the former anti - slide piles and potency losing causations of the piles are analyzed and the sound geological conditions for upgrade of the piles are ascertained by the above investigations

    本文針對南昆鐵路八渡( k343 )大型滑坡,運用高解析度地震、地質雷達等地球物理探測技術對滑坡體地質進行了詳細的勘測,揭示了八渡滑坡體的空間形態、與幾何參數、滑動方式以及位移場分佈特徵;同時,利用聲波探測對原抗滑樁進行了檢測,分析了失效原因,並查清了擬建抗滑樁地段的地質條件。
  2. Combining the generating method of molecular reflective thermal velocities according to diffuse reflection model, an algorithm named as inverse temperature sampling ( its ) is developed, which enables to evaluate the molecular reflective characteristic temperature from the molecular incident energy and the boundary heat flux

    在此基礎上,通過結合壁面漫模型下分子速度的抽樣方法,發展了一種從熱流求得與壁面碰撞分子的平均特徵溫度的逆溫度抽樣演算法。
  3. First, in virtual of identification of flaws is a typical of in - verse problems, proceeding from time - harmonic electromagnetic maxwell ' s equa - tion and helmholtz equation, the uniqueness and existence of direct scattering problems including the numerical algorithms of diverse of boundary conditions is given. second, the uniqueness and existence of inverse scattering problems and the theory of ill - posed integral equation are briefly looked back upon. finally, indicator function method for boundary identification is set up under all kinds of boundary conditions for inverse scattering of homogenous and inhomogenous objects, meanwhile, the proof of possibility for near - field measurements and nu - merical simulation are given

    由於缺陷的識別是一類典型的問題,因而首先從時諧電磁maxwell方程和helmholz方程出發,具體地闡述了求解正散問題的有關方法,包括各種(夾雜)條件下的數值解法,就解的存在性唯一性給予了肯定的回答;隨后對逆散問題的理論作了簡短的回顧,包括解的唯一性以及非線性不適定積分方程的處理等;然後對均勻介質和非均勻介質的逆散問題建立了在各種條件下的識別的指示函數方法,鑒于近場數據獲得的重要性,對近場測試時識別的方法給予了相應的證明,並且實現了數值模擬。
  4. For the variables with greater gradient, a high - precision interpolating function, such as quasi - consistence hexahedral element method, is naturally necessary to be adopt

    給定方式宜採用速度dirichlet條件和流動壓力neumann條件,以利用壓力無條件,加快計算收斂速度。
  5. In the models, the time dependent parabolic equations, deduced from the mild slope equations with currents or not, are used as the governing equations. based on the general conditions for open and fixed natural boundaries with an arbitrary reflection coefficient and phase shift, the boundary conditions for the present models are treated. the alternative direction implicit method is used to solve the governing equations and the numerical schemes are unconditional stable

    在建立模型時,將原始的橢圓型緩坡方程的近似型式? ?依賴時間變化的拋物型方程,作為控制方程;從將開條件、不同特性的固壁條件相統一的表達式出發,對條件進行處理;用adi法數值求解控制方程,格式無條件穩定;節省了計算機內存和計算量。
  6. Finite difference time - domain method is used to calculate the reflection for these probes and absorbing boundary condition is used to deal with the singularity in the axis of the coaxial - line in the simulation. by comparing the reflection of different probes, the best probe has been selected according to sensitive requirement. the influence of parameters : such as thickness of protective film, length of protruding inner conductor of the coaxial - line probe to the measurement has been studied

    通過時域有限差分法進行數值模擬分析,並採用吸收處理同軸線軸心奇異點,計算出各種探頭測量相同溶液的系數,根據其測量的靈敏度,選出最優設計;並通過分析所選探頭的各種設計參數,如薄膜厚度、內導體伸出長度等的變化對測量結果的影響,找出該探頭各參數的最佳范圍,使其具有高度靈敏性,以適用於測量化學應溶液的介電常數。
  7. The analytical expressions of reflectance and penetration depth of a light beam transmitted in the back - side - coated chirped mirror are obtained through couple - mode equations with boundary conditions

    摘要應用耦合模方程對光波在後端鍍膜啁啾鏡中的傳播規律進行分析計算,在分析的過程中加入了條件的影響,推導出後端鍍膜啁啾鏡在理想情況下的率和穿透深度的解析表達式。
  8. On the contrary, the degree of saturation plays an important role on p - wave propagation, if incidence is 90 degree. the amplification factor on surface related to the response of bedrock is the biggest if the media is one - phase media, and the factor is the smallest if the media is unsaturated media ( sr > = 90 % )

    P波從底垂直入時,飽和度對地表土層的應有顯著的影響。就地表土層位移和加速度相對于基巖的放大倍數來說,一般有這樣的規律:單相土的放大倍數最大,欠飽和土的放大倍數最小,飽和土的放大倍數居中。
  9. In the section 2, firstly based on the diffusion approximation theory, the temporal characteristics of the reflectance and the transmittance were theoretically analyzed in turbid tissues ; secondly, the curves were simulated that the intensity and the pulse shape of the time resolved reflectance and transmittance versus the absorption a, the scattering s and the anisotropy coefficient g in two different boundary conditions : semi - infinite turbid media and homogeneous slab ; at last, the optical properties can be derived from the curves ; in the section 3, the conditions of ultra short laser pulses of different pulse - width and shapes has been theoretical analyzed and calculated, besides, the simulated the curves of the intensity and pulse shapes of the reflectance and transmittance in a homogeneous slab are obtained for use and future studying

    第二章中首先根據漫近似理論對超短脈沖在以生物組織為典型的混濁介質中傳輸進行了理論分析,然後對兩種條件下產生的漫、漫透光脈沖強度和形狀隨各光學特性參數的變化情況進行了數值模擬,最後得到了混濁介質的光學特性參數與漫、透脈沖強度與形狀的關系曲線。第三章對不同形狀和脈寬的脈沖光源入到混濁介質中產生的漫、漫透脈沖的強度和形狀進行了理論分析和數值模擬,並將高斯脈沖與方波脈沖情況進行了對比,得到了各種情況的漫、漫透脈沖強度、形狀與各光學特性參數的關系曲線,這對從分析脈沖形狀中提取介質的光學特性參數的信息有重要的意義。
  10. According to different water phenomena, we use two different method to produce waves source : the first method is by specifying the boundary conditions and initialization conditions, this method simulate the dam breaking, reflection and diffraction of water waves ; the second method is by specifying disturbance model, this method simulate water droplets, waterfall, waves of ship ; in the first part of this thesis, we discuss the prevalent methods of the simulation of water scenes, in the second part of this thesis, we describe the numerical methods of solving the shallow water equations using the finite difference method and the finite volume method respectively, in the third part of this thesis, we simulate some realistically liquid phenomena such as rain droplets, the waves of ship, dam breaking etc

    產生水波首先要有波源,設置不同的波源便可以得到不同的水流情形,我們用兩種方法來產生波源:一種是通過設置條件和初始條件產生,這種方法用於模擬潰壩波的、折等現象;另一種是通過擾動控制產生,這種方法用於模擬雨滴、瀑布、船波等自然現象。本論文的第一部分我們討論了目前水動畫模擬常用的幾種方法;在第二部分討論了我們所使用的兩類數值方法:有限差分方法和有限體積方法;在第三部分我們模擬了雨滴、船波、潰壩波等一些水流現象。
  11. From ibm canadas global services, i wish to acknowledge james liu for the detailed manual mapping of the lookup dictionary and a very thorough border testing of the function, and, last but not least, jammie lee, for coordinating the team effort and for the positive feedback to move it forward and bring it to fruition

    我要感謝同在ibm加拿大全球服務分公司工作的james liu ,是他手工完成了查找字典的詳細映,並對函數做了非常徹底的測試。最後一點,也是最重要的一點,感謝jammie lee為協調小組工作所作出的努力,他的積極饋使得小組工作順利發展並產生成果。
  12. The snapshots of the theoretical and salt model show that they reduce artificial reflections to a great extent and absorb energy over a wide range of incident angles

    理論模型及三維鹽丘地質模型波場切片快照試算結果表明,該吸收條件可以有效地吸收人為邊界反射,適用於較大入角情況,從而消除了有效波信息的干擾。
  13. It was found that after our careful processing of the absorption boundary for artificial reflection, we could use the time - trace records at the surface to invert the locations of seismic sources or underground scatterer accurately

    經由適當的消除人為邊界反射,在只利用地表的歷時記錄即有效的推求出震源及散體的精確立置。
  14. On the basis of this, the effective reflective index with the variation of the carrier density is discussed. this paper also analyzed the random facet phase and the length of the cavity ' s influence on threshold characteristic. especially, the wavelength tuning characteristics have been investigated in detail when one segment works as absorbed region

    在此基礎上,研究了每一段等效率譜曲線隨載流子濃度變化的情況;分析了相位的不確定性以及激光器腔長對閾值特性的影響;重點討論了其中一段工作在吸收狀態下的波長調諧性質。
  15. Compared with the initial value problem, the weak entropy solution of the initial - boundary value problem includes the following new interaction type : a central rarefaction wave collides with the boundary and the boundary reflects a new shock wave which is tangent to the boundary

    與初始值問題相比較,初值問題的弱熵解包含了以下新的相互作用類型:中心稀疏波與相撞,邊界反射出一個與之相切的新激波。
  16. The abstract boundary value problem of non - selfadjoint and non - compact operator with reflective boundary condition

    條件的非自伴非緊的抽象值問題
  17. Finite difference method can deal with regular boundary conditions. in this paper, we discrete the water domain into rectangular meshes, and simulate the propagation, reflection and diffraction of water waves. we just specify waves source, the movement of water waves can be simulated automatically

    有限差分方法能夠處理具有規則水域的水流現象,在本文中,我們把求解的水域離散成結構矩形網格,對水流的折、繞等水流現象進行了動畫模擬,我們僅僅指定產生水流動畫的波源,水流動畫的細節均由數值方法產生,不需要人工的干預。
  18. The absorbing boundary conditions to avoid the artificial boundary reflections must be required in the numerical simulation of seismic wave propagation

    摘要在地震波傳播數值模擬的過程中,需要使用吸收條件從而達到衰減人為邊界反射的目的。
  19. In this paper, deconvolution and linearized inversion of receiver function are improved ; multi - channel deconvolution and wavelet inversion are developed for receiver function. the elastic wave motion equation is applied in the simulation and migration of receiver function in lateral inhomogeneous media, multi - grid algorithm is introduced in numerical modeling of elastic wave motion equation, and phase - delay boundary condition is also provided to absorb boundary reflection

    在此基礎上,重點研究和發展了橫向非均勻介質中,基於波動方程的數值模擬與偏移成像方法,首次將多重網格演算法引入到彈性波方程的數值模擬和接收函數的偏移成像,還發展了一種延遲方法,以消除人為邊界反射的影響。
  20. If the inviscid solution includes the interaction that a central rarefaction wave collides with the boundary and the boundary reflects a new shock wave which is tangent to the boundary, or the inviscid solution includes some shock wave which is tangent to the boundary, then the error of the viscosity solution to the inviscid solution is bounded by o in l1 - norm ; otherwise, as in the initial value problem, the error bound is o

    如果無粘解包含中心稀疏波與相撞且邊界反射一個與之相切的新激波這樣的相互作用,或者無粘解包含與相切的激波,那麼在l ~ 1 -范數下粘性解與無粘解間的誤差是o ( ~ ( 1 / 2 ) + | ln | + ) ;否則,類似於初始值問題,誤差是o ( | ln | + ) 。
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