isotropic medium 中文意思是什麼
isotropic medium
解釋
蛤同性介質-
Based on the basic relations of mechanics, electrics and magnetics, the governing equations which are expressed in term of displacements of ux, uy and uz, electric potential and magnetic potential are derived for transversely isotropic magnetoelectroelastic medium
從橫觀各向同性磁電彈性力學運動方程、本構關系、電學和磁學方程出發，導出了用位移u _ x ， u _ y ， u _ z ，電勢和磁勢表示的磁電彈性介質的控制方程組。 -
Macroscale inversion analysis of measured displacements in tunnel, slope and dam is studied detailedly according to inverse formulation method and direct formulation method. aimed at inverse problem for identifying original geostress parameters and stru - ture modulus of rock, linear hypothesis for shear stress field of slope is proposed. structural model of transversely isotropic medium is constructed
針對逆源（初始地應力）和逆介質（巖層結構模量）的識別問題，提出了地層剪應力場的線性假定，構造了橫觀各向同性體的結構性計算模型，應用了逆定式化有限元反演方法，快速地搜索到了被識別參數的最優值。 -
Based on biphasic porous medium model of articular cartilage, this thesis regards the solid phase as isotropic linear elastic medium, the fluid phase as ideal fluid, the deformation as small, and the permeability depending on the volume strain of solid phase, and deduce out the finite element method for this nonlinear model
本文針對關節軟骨兩相多孔介質模型，視固體相為各向同性線彈性介質，流體相為理想流體，變形為小變形，滲透率與固體相體積應變相關，研究該非線性模型的有限元法。 -
To study the wave field characteristics of 2 - d transversely isotropic elastic random medium, we separately calculated the statistical characterizations ( horizontal center frequency, vertical center frequency and relative magnitude of the wave field energy ) in the five different time sections
為研究橫各向同性彈性隨機介質模型中的波場特徵，我們在五個不同的時間區段上，分別計算剖面的三個統計特徵（橫向中心頻率、縱向中心頻率、波場能量相對值） 。 -
In this paper, on the base of paraxial approximations, we present a set of absorbing boundary conditions of 3d elastic wave equations and apply to the 3d elastic wave numerical modeling in isotropic medium
本文基於傍軸近似法提出了計算三維彈性波方程的吸收邊界條件公式，表示了各邊界面、邊棱和角點處波場所滿足的單程波方程，並在三維彈性波數值模擬中進行了應用。 -
Hyperpolarizability of chiral molecule was derived from the classical model of the coupled two - vibrator. in a given condition, the expression of cubic hyperpolarizability was calculated from an isotropic chiral medium, it is also derived the macroscopic third - order nonlinear susceptibility according to the microscopic cubic hyperpolarizability
本文從手性分子的耦合雙振子經典模型出發，推導出手性分子的超極化率.在特定情況下，給出了三階非線性極化率的表達式.基於該模型討論了手性介質分子各向同性分佈的宏觀非線性極化率 -
These results are consistent with the results from gross and salzstein and so on. osteoblast is the seeded cell of bone tissue engineering. now, in order to research the response of the osteoblast when it is cultured with mechanical stimulating, the paper consider the osteoblast as an homogeneous, isotropic, incompressible viscoelastic medium
由於成骨細胞是骨組織工程的種子細胞，為研究其在機械刺激離體培養下的受力情況，論文將成骨細胞看作是一種均勻、各向同性、不可壓縮粘彈性體，然後應用數值方法將物理關系中的遺傳積分展開，從而導出物理關系的矩陣形式。 -
The micromechanics model of self - consistent scheme is that a particle is embedded in a homogeneous and isotropic medium whose conductivity is the unknown. at infinite distance from the particle a homogeneous boundary condition is prescribed
自洽方法的微觀力學模型是：夾雜相顆粒處于熱導率恰為原復合材料等效熱導率的均勻各向同性介質中，無窮遠處受均勻邊界條件。 -
The psm was extended to heterogeneous anisotropic medium and a program for 2d elastic waves propagation was written in fortran. the stable condition of psm for 2d anisotropic media was introduced and discussed. the propagations of elastic waves, excited by point sources in homogeneous isotropic / anisotropic rocks, were simulated
導出了適用於模擬二維各向異性非均勻巖石中彈性波傳播、以位移為變量的偽譜法公式並編寫了相應的程序，並推導了適用於二維各向異性介質的偽譜法穩定性條件。 -
In this way, corresponding to every single transversely isotropic elastic random medium model, we can calculate and gained 15 different wave field characteristic quantities
這樣，對應每一個橫各向同性彈性隨機介質模型，均可計算得到15個不同的波場特徵量。 -
This paper, through the staggered - mesh finite difference simulations of the wave equations, simulated the propagation of the seismic wave and relevant zero offset time record in the various transversely isotropic elastic random medium models
摘要本文通過交錯網格有限差分正演，模擬了平面地震波在二維橫各向同性彈性隨機介質模型中的傳播及其自激自收時間記錄。 -
Via the forward modeling in the 2 - d transversely isotropic elastic random medium, we studied the change features of the wave field characteristic quantities as changing the medias autocorrelation length and anisotropic coefficient
我們通過在二維橫各向同性彈性隨機介質中的正演模擬，研究當自相關長度以及介質的各向異性系數變化時，對應的上述波場特徵量的變化特點。 -
The characteristic of excitation of the acoustic field is investigated for sources with various frequencies. the effects of an isotropic medium, inclined formation of different azimuth, horizontal or vertical fracture and its width or density on the propagation of the acoustic field are investigated. the fluid in borehole is also investigated
研究了聲源在不同頻率下的聲場激發特性，考察了井外介質為均勻介質、存在不同傾角的地層界面、存在水平和垂直裂縫以及裂縫寬度和密度等對井內外聲場傳播的影響以及井眼流體對井孔聲場的影響。 -
With these backgrounds, the object being investigated in this article is composite metallic and dielectric structure which is composed by piecewise homogeneous, linear and isotropic medium, the problem being investigated is the complex scattering and radiation problem, the intention being investigated is modeling and fast computing the electromagnetic characteristic of electric large complex structures with uniform method, the final objective is developing general fast electromagnetic computing software to solve the realize electromagnetic computing problems in engineering
本文就是圍繞這一背景展開的，研究對象是由分塊連續、線性、各向同性媒質組成的「金屬與介質混合結構」 ，研究問題是復雜的散射和輻射問題，研究目標是以統一的方法對電大尺寸復雜結構作電磁建模與快速計算，最終目的是開發通用的電磁計算程序，來解決一些工程中的復雜電磁計算問題。 -
This is the main idea of the measuring technique. this article separately introduce the measuring technique of optical isotropic medium and optical anisotropic medium
基於此原理，論文分別針對光學各向異性介質和光學各向同性介質的測量進行了深入研究。
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