均勻各向異性 的英文怎麼說

中文拼音 [jūnyúngèxiàngyìxìng]
均勻各向異性 英文
homogeneous anisotropy
  • 均 : Ⅰ形容詞（均勻） equal; even Ⅱ副詞（都; 全） without exception; all
  • 勻 : Ⅰ形容詞（均勻） even Ⅱ動詞1. （使均勻） even up; divide evenly 2. （分出一部分） spare
  • 異 : 形容詞1 （有分別; 不相同） different 2 （奇異; 特別） strange; unusual; extraordinary 3 （另外的;...
  • 性 : Ⅰ名詞1 （性格） nature; character; disposition 2 （性能; 性質） property; quality 3 （性別） sex ...
  1. The ionosphere is a complex medium, which is aeolotropy, asymmetry, dispersive and changes randomly with time. in order to improve the communication quality of the shortwave that depends on the ionosphere, we should have aknowledge of the current condition of the ionosphere in real time. the backscatter sounding of high frequency can diagnose the real - time channel characters for shortwave communication or hf radar, which is great assistant to shortwave communication and hf radar

    電離層是隨機時變，各向異性，非均勻、色散的復雜介質。為了保證依賴于電離層進行的短波通信質量，必須了解電離層的實時狀態信息。高頻返回散射探測可以實時監測與短波通信或高頻天波雷達相關的天波傳播通道的狀態，對短波通信和天波雷達工作起了重要的輔助作用。
  2. Further, the axia ! uniform periodical property can be replaced by an anisotropic dielectric with uniform transverse and uniform axial property

    進一步，把軸向周期分佈的均勻介質盤又等效為徑向和縱向均勻的各向異性介質。
  3. The numerical simulations show that the phase plane and amplitude plane in orthotropic fluid - saturated porous media is not paralleled to each other any more though the dispersion caused by the fluid is omitted. it is one kind of non - homogeneous wave. the maximum attenuation is no longer

    指出由於介質的各向異性，盡管忽略了流體粘度引起的粘度耗散，正交各向異性液飽和多孔介質中瑞利波的相平面和幅平面亦不再重合，為非均勻波，最大的衰減不再沿波傳播方向。
  4. Using the complex potential method in the plane theory of elasticity of an anisotropic body, the series solution of finite anisotropic thin plate containing an elliptical inclusion is proposed with the help of faber series. a hybrid element with an elliptical inclusion for anisotropic materials is obtained by using the hybrid variable principle, and the element efficiency is verified by numerical examples. the state of the damage is modeled by an elliptical soft inclusion, and using the point stress criterion based on characteristic curve and yamada - sun etc. criteria, the prediction of the strength of a composite laminate with damage is set up

    首先基於經典層板理論，將復合材料層板的彈性問題化歸為均勻各向異性板來求解；採用各向異性體平面彈性理論中的復勢方法，以faber級數為工具，給出了有限大含橢圓核各向異性板彈性問題的級數解形式；利用雜交變分原理，成功導出含橢圓核各向異性板雜交應力有限元，並用算例驗證了該單元的可行性和有效性；採用含剛度折減橢圓形彈性核的沖擊損傷模型，引入基於特徵曲線和yamada - sun破壞準則的點應力判據，建立了含損傷復合材料層板剩餘強度的分析方法；通過數值計算詳細討論了各種幾何參數對損傷層板應力分佈、剩餘強度的影響，得到了一系列對工程應用具有實用價值的結論。
  5. From mathematical models for inverse scattering in two dimensional inho - mogenous media including variable impedance, all kinds of probable mixed variable impedance boundaries and cracks, from interior and exterior trans - mission problems and radiation condition, ill - posed integral equation and indicator function method are formulated for the diverse of boundary iden - tification. it is shown that the kernel of the integral equation characters the boundary of scatterer, which is determined by solving it by virtual of regularity method, meanwhile, some numerical tests are given. 3

    在二維非均勻介質逆散射邊界識別的數學模型（包括一般的非均勻介質，正交各向異性介質，變阻抗介質，各種可能的混合變阻抗邊界問題）下，由內透射問題和外透射問題以及輻射條件，推導了上述介質的邊界識別的積分方程和指示函數方法，由於積分方程的核充分表徵了散射物的邊界，由此說明只要利用正則化方法求解該積分方程，就可以確定散射物的邊界。
  6. The fracture and spheroidization of cementite shows obvious anisotropy. there are two possible mechanism about spheroidization of cementite : the fracture cementite lamellae grows up non - uniformly and the fine spherical cementite particles grows up as the core

    滲碳體的破碎和球化表現出明顯的各向異性。滲碳體的球化可能以兩種機制進行：破碎滲碳體片的非均勻長大和細小球狀滲碳體顆粒的形核長大。
  7. In this paper, a generalized finite - element - based cross - sectional analysis for nonhomogenous, initially curved and twisted, anisotropic grp blades is formulated from geometrically nonlinear, three - dimensional ( 3 - d ) elasticity

    摘要針對非均勻的、初始彎扭的各向異性玻璃鋼葉片，由幾何非線性的3維彈性理論導出了常規的有限單元橫截面分析公式。
  8. A new method is developed to predict the temperature distribution of cooling - plate with non - uniform heat load on the surfaces, meanwhile, two types of cooling - plate used in the environment control system of airplane are studied experimentally under conditions of different reynolds number of air and surface heat loads

    摘要提出了一種新的冷板簡化數學模型，把翅片摺合成導熱系數?各向異性的等效厚度層實芯板，將冷板與空氣的對流換熱作?等效層的穩態導熱問題，計算了表面熱源非均勻條件下冷板的溫度分佈。
  9. Theoretically, there is a isotropic pole in the center of the polar orthotropic plate and linear orthotropic part near the periphery of the plate. so a transition area must exist between the pole and the periphery. this can result in the inhomogeneous property of the circular plate in fact

    理論上，極正交各向異性圓板的中心點是一個各向同性的極點，而遠離中心點的部分為直線正交各向異性，因此，在這個中心點到直線正交各向異性部分之間必然存在一個過渡區域，這就導致了實際的各向異性圓板的不均勻性。
  10. In recent years, theories of elastic foundation and layers elastic body system have been widely applied and perfectly developed, but the theories often consider the medium as continuous, elastic, homogeneous, isotropy and submitting to small deformation hypothesis, and the anisotropy of the material has not been introduced

    近代發展的彈性地基和層狀彈性體系理論認為介質是連續、線彈性、均勻的和各向同性的，服從小變形的假設，沒有考慮材料的各向異性。
  11. In this paper, a new heterogeneous anisotropic constitutive model of fractured media was presented, and the properties of elastic waves excited from a two - dimensional ( 2d ) point source propagation in 2d fractured rocks were investigated by the pseudo - spectral method ( psm )

    本文提出了一種新的非均勻各向異性隨機裂縫介質本構模型，用偽譜法模擬了二維點源產生的彈性波在二維復雜巖石中的傳播。
  12. The effects of parallel aligned opening or water - filled fractures on waves propagation were investigated. the results shows that : 1 ) the existence of anisotropic properties of fractured rocks leads to waves conversion and the wave fronts become wider

    通過模擬點源產生的彈性波在均勻各向同性各向異性巖石中的傳播，研究了平行排列裂縫的存在以及改變裂縫的參數對彈性波傳播特性的影響。
  13. To model the elastic properties of rocks with distribution fractures, a new heterogeneous anisotropic constitutive model was presented. in this model, the autocorrelation function is used to describe the spatial distribution of crack number density

    提出一種新的非均勻各向異性本構模型來模擬具有分佈裂縫的巖石，在這個模型中用自相關函數來描述裂紋數密度的空間分佈。
  14. In this thesis theoretical solution of inhomogeneous polar orthotropic plate was deduced and plate with clamped edges was taken as example. the displacement in radius direction, inner - force in radius direction, inner - force in annulus direction and buckling load with different core - radius ratio were worked out. the effect of core - radius ratio to the result was discussed in the conclusion

    本文從理論上推導出了非均勻極正交各向異性圓板的精確解，並且以夾支圓板作為算例，計算了在不同核徑比的情況下，圓板受外部縱向均布載荷作用后的徑向位移、徑向內力、環向內力，以及屈曲載荷，討論了核徑比對計算結果的影響。
  15. The development from traditional research of layered media to heterogeneous anisotropic media and to random media, is required to solve the problems in petroleum exploration

    摘要從傳統的層狀介質研究發展到對非均勻各向異性介質乃至隨機介質研究，是解決當今高難度油氣勘探和高標準油氣開發問題的需要。
  16. 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。
  17. Analytical solutions of temperature fields for an orthotropic plate with a central crack under remote uniform heat flows

    含中心裂紋正交各向異性板均勻熱流作用下的溫度場解析解
  18. 3 ) on the other hand, the gaussian heterogeneous anisotropic random fractured model might be a suitable model for the single - scaled and smooth heterogeneous media. the propagation of elastic waves, excited by an explosive point source in exponential ellipsoidal and gaussian heterogeneous anisotropic random fractured rocks, were simulated

    模擬了爆炸點源產生的彈性波在指數橢圓型、 gaussian型非均勻各向異性隨機裂縫國防科學技術人學研究生院學位論文巖石中的傳播，討論了具有不同自相關長度的或者不同類型的非均勻各向異性隨機裂縫巖石對彈性波的散射。
  19. Simplified theory of wavefunctions for homogeneous anisotropic media

    均勻各向異性媒質的簡化波函數理論
  20. Accuracies of these time - distance equations are compared on the following three models : horizontally layered isotropic model, weakly anisotropic model and horizontally layered heterogeneous model, some useful conclusions are drawn

    本文針對三個典型的模型：層狀均勻各向同性模型、層狀弱各向異性模型和層狀非均勻模型，對這幾種時距方程進行了精度比較與分析，得出了一些有益的結論。
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