正交異方性 的英文怎麼說

中文拼音 [zhēngjiāofāngxìng]
正交異方性 英文
orthogonal isotropy (or orthotropy)
  • : 正名詞(正月) the first month of the lunar year; the first moon
  • : Ⅰ動詞1 (把事物轉移給有關方面) hand over; give up; deliver 2 (到某一時辰或季節) reach (a cert...
  • : 形容詞1 (有分別; 不相同) different 2 (奇異; 特別) strange; unusual; extraordinary 3 (另外的;...
  • : Ⅰ名詞1 (方形; 方體) square 2 [數學] (乘方) involution; power 3 (方向) direction 4 (方面) ...
  • : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
  1. The constitutive equations for mixed hardening orthotropic material

    各向材料的混合硬化彈塑本構
  2. The equations of motion governing the axisymmetric elastic deformation of finite orthotropic cylindrical shells, involving the effect of transverse shear and rotational inertia, are derived. by applying the reverberation method, the displacement and the resultant forces of the shell in the phase space are expressed. then the transient waves in the finite orthotropic cylindrical shell subjected to the axisymmetric impact are obtained by using inverse laplace transforms. furthermore, the transient solutions are decomposed to the generalized ray integrals and computed numerically

    分析了計及剪切變形和轉動慣的有限長圓柱殼中彈瞬態波的傳播問題,採用回傳矩陣法,在相空間中給出了位移和內力的表達式。再利用laplace逆變換,得到圓柱殼受軸對稱沖擊作用時彈瞬態波解,然後將其分解為若干廣義射線積分之和,並用數值法求解之。
  3. Based on the fem program on fracture of plane structure developed by professor fu xiaoling of ho hai university, a two demension damage and fracture finite program package which is programed in fortran 90 language is developed. the paper adopts the plane - eight - nodes isoparameters element and compute the developing law of the damage and macro - damage of plane structure under load. considering the original damage and tension and compression damage at the same time, the paper adopts the more reasonable concrete constitute relation of two demension and exponent function model

    在河海大學符曉陵副教授所編制的平面結構斷裂有限元程序( dl08p4 )基礎之上,本文用fortran90語言編制的二維損傷-斷裂有限元程序包,程序採用平面八結點等參數單元分析計算平面結構在外荷載作用下損傷及宏觀裂縫的發展規律,考慮了混凝土結構體內存在著初始損傷和同時存在的拉、壓損傷,並且採用更為合理的具有損傷含義的混凝土二維本構關系(即損傷模型中的本構程)和指數函數模型建立的並可進行拉、壓損傷可比換算的損傷演變程,較為真實地反映了實際情況。
  4. According to the method of e. b. seydel, the geometry orthotropic plate was transferred into material one, and also the equivalent material coefficients of cspl ( corrugated steel plate ) were calculated

    按e . b . seydel法,將波紋鋼板的幾何轉化為材料,計算了其等效材料常數。
  5. This paper unfolds engineering disposition and theoretical research of negative temperature high performance concrete ( nthpc ) with the damage of many factors motivation, the project background based on qing - zang railway engineering, which is one of four - emphasized engineering during the tenth five - plan. due to the difference of environment of construction and service between nthpc and ordinary concrete, and therefore durability of nthpc is required to higher level. at a first, nthpc must avoid frozen damage at early age and possess anti - freezing property at later period, in order to meet engineering practicable application need, and this are two emphasized and difficult problems, as for nthpc ; by means of mechanism analysis about deicing - agent ingredient and anti - freezing at early period, adopting composite technique routine of mineral addition + anti - freezing element + water - reducer4 - air - entraining + anti - erosion of steel component etc, based on orthogonal experimental approach, fd - 1 composite functional admixtu re was manufactured, which has more property and orientation on qing - zang railway

    負溫混凝土由於和普通混凝土在施工環境及服役環境上存在的差,因此表現為比普通混凝土更為較高的耐久要求;負溫混凝土首先要避免早期的凍害以及具備長期抗凍能,才能夠滿足工程實際應用的要求,這也是負溫混凝土必須解決的兩大技術關鍵;通過對目前常用防凍劑組分作用機理的分析研究及混凝土早期防凍機理探討,採用礦物外加劑+防凍組分+高效減水劑+引氣+阻銹組分功能復合的技術路線,通過試驗設計復配了適應青藏鐵路工程要求的專用多功能復合型外加劑fd - 1 ;並在此基礎上配製不同等級負溫高能混凝土,開展一系列包括硫酸鹽侵蝕、氯離子滲透、抗凍融循環、收縮及耐磨等耐久能研究;通過對fd - 1組分和摻量的調整,優化負溫混凝土在施工特、力學指標和耐久三個面的兼容、協調
  6. It is especially attractive for the downlinks and suppressing intercell mai. when multiuser detector is adapted in blind mode, it usually adopts eignvalue decomposition or singularvalue decomposition of received sample correlation matrix and tracking alrithgms, which result in high computational complexity. at the same time, approximation computation in tracking alrithgms also result in slow convergence

    為實現盲自適應檢測,通常採用對接收信號樣本矩陣進行特徵值分解( evd )或奇值分解( svd )后進行跟蹤,由此帶來的子空間秩跟蹤使得實現復雜度很高;另一面,在跟蹤演算法中考慮一些實際情況而作出近似處理,從而引起誤差積累和誤差,導致每次跟蹤開始階段跟蹤速度變慢。
  7. In this method, the arch roof with corrugations is equivalent to orthotropic shells, and the equivalent elastic coefficients are determined by simplified calculating formula

    在該法中,將帶波紋的拱板等效成各向殼,板殼的等效彈常數由簡化計算公式確定。
  8. 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,盡管忽略了流體粘度引起的粘度耗散,各向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向。
  9. 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,各向介質,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程和指示函數法,由於積分程的核充分表徵了散射物的邊界,由此說明只要利用則化法求解該積分程,就可以確定散射物的邊界。
  10. Based on the technical parameters, quality matter and character of polymeric materials and its products, the statistical method such as orthogonal array design, pareto diagram, histogram, significance testing, fuzzy mathematics have been used to carry out a series of study. by doing so, the inherence relationship and variance property, degree and reason of polymeric materials and its products have been obtained ; it could get better improved by adopting correcting measure

    本論文以高分子材料及其製件的工藝參數、質量問題和質量特徵值為研究對象,利用實驗設計、調查表、因果圖、排列圖、直圖、控制圖、故障樹( fta ) 、顯著檢驗、相關分析以及模糊數學評定法等多種統計技術法,從不同角度進行了一系列探索研究,得到了高分子材料及其製件內在關系及變質、程度和原因,採取了糾措施並取得了較好的效果。
  11. Pian presented mix fem and hybrid fem in 1964. for its good capability in solving the irregular elements problems, incompressible material problems, and high precision in stress and strain results, the research of mix and hybrid fem is in the ascendant

    Pian於1964年基於hu - washizu變分原理提出了雜元和混合元法,由於該法在單元畸變、不可壓縮和應力應變求解面表現出優能,目前的研究興未艾。
  12. This paper try to mix the finite strip method and hybrid stress element, and deduce a numerical and computer method which combines the advantages of the two methods - mixed hybrid finite strip method ; analyze the intensity and stability of the orthotropic plate by this method ; deduce the formula of the orthotropic plate ' s analysis and calculation under this method ; compile the program of orthotropic plate ' s mixed hybrid finite strip method ( hfsop. for ) with fortran - 77 language, and perform them under fortran90 environment of pc computer ; comparing with traditional methods by example of computing, prove that the mixed hybrid finite strip method have better degree of accuracy, moderating the stiffness of plate, coming more close to actual conditions, avoiding over - hard or over - soft ; finally, this paper analyze the stability of a orthotropic plate by this method, and deduce the - value of critical stress

    論文將有限條法和應力雜元法兩者結合起來,導出一種兼有兩者優點的數值計算法? ?混合雜有限條法。運用這種法對板的強度和穩定進行了分析,推導出板在這種法下的分析計算公式,用fortran - 77語言編寫板混合雜有限條法程序( hfsop . for )在微機fortran90環境下運行。通過算例與傳統的法比較,驗證混合雜有限條法有更好的精度,使板的剛度適中,更接近實際情況,避免「過硬」或「過軟」 ;最後,論文還用此法對一板進行了穩定分析,得出臨界應力值。
  13. When the isotropic waveguide is under the isotropic disturbances, the coupling term due to polarization, which is presented in the coupled - mode theory of the wei - ping huang, is n ' t included in this rigorous vectorial coupled - mode theory, exactly, the rigorous vectorial cmt does n ' t contain the coupling term due to polarization which is include in the scalar coupled - mode theory because this term is counteracted with the other coupling term neglected under weakly guiding approximation. as for anisotropic disturbances, we get the coupled - mode equations with arbitrary dielectric tensors. from them, we obtain the coupled - mode equations of the slowly varying term c ( z ) which is more simplicity

    當受到各向同微擾時,我們發現嚴格的矢量理論所得到的耦合系數表達式中並不包括wei - pinghuang的理論中的偏振耦合項,更確切的說,偏振耦合項好與因弱導近似而忽略的項相抵消,這就是標量理論所得到結果(有偏振耦合項)與矢量理論在標量近似下的結果(不含偏振耦合項)不一致的原因所在;當各向微擾時,我們得到了包含微擾介電張量各個分量的橫電磁場耦合波程,討論了微擾介電張量各個分量對耦合的影響,而且從橫電磁場耦合波程出發得到了形式更加簡單的只含有橫電場系數的緩變分量c _ ( z )的耦合波程和耦合系數表達式,並以弱導近似下的單模光纖兩偏振模耦合為例對耦合系數在不同條件下的取捨做了定的分析。
  14. To study the changes of poisson ' s ratio and its anisotropy with confining pressure, we measured p - and s - wave velocities in three orthogonal directions in 19 rock samples under different confining pressures

    為了研究不同巖石中泊松比及其各向隨圍壓的變化,選取19塊典型的巖石樣品,在不同圍壓下沿相互的3個向同時測量縱、橫波速度,並通過計算得到了泊松比及其各向
  15. By the definition of incremental error quaternion in the propagation equation of the full rank covariance matrix is derived, consequently the singularity of the covariance matrix caused by the constraint on the quaternion normalization is maintained

    並且通過定義增量誤差四元數,推導出滿秩空間中誤差協差陣的傳播程,解決了由於四元數約束所造成的協差陣奇問題。
  16. In this paper, the fem is used to analyze some factors which affects pcm performances and orthotropy

    本文應用有限元法,分析了影響壓電復合材料綜合能及其的各種因素和規律。
  17. The method in which the whole solution and the local solution is contrasted is applied to deduce the stress intensity factor solution for the model crack of the orthotropic materials, and then the influence of the materials on the stress intensity is investigated briefly

    摘要利用對比全場解和局部解的法,得出了材料型裂紋的應力強度因子表達式,並將材料常數對其的影響做了簡單的探討。
  18. The orthotropic plate is the structural component which has better performance in the aspect of intensity, stability, stiffness and sufferring force as a whole

    板是在強度、穩定、剛度及整體受力等面都具有較好能的結構部件。
  19. Based on the previous and through the uniaxial tension damage experiment and comparing to the uniaxial compression damage experiment, the paper makes research on the anisotropism of the damage and the difference of the damage between the uniaxial tension and the uniaxial compression, combining with orthogonal anistropic damage model and exponent function damage developing equation. through the formulae deduction, the damages caused by the same absolute value tension and compression strain have the comparing character in some extent and corresponding decay coefficient

    本文在前人研究的基礎上,通過單軸拉伸損傷試驗,及其與單軸壓縮損傷試驗的比較,進一步結合損傷模型與指數函數損傷演變程,對混凝土體中損傷的各向以及單軸拉伸和單軸壓縮情況下損傷的差進行了研究探討,經過公式推導,提出絕對值相等的拉、壓應變產生的損傷具有一定的可比,並給出了進行可比換算的折減系數。
  20. By determining the zero - energy modes of piezoelectric multilayer element, eight stress modes on piezoelectric sub - element are obtained. 4. a finite element program for piezoelectric laminates is developed, examples of the piezoelectric laminates are presented to identify the accuracy and the continuity of transverse stress

    利用等函數法推導了情況下的三維8節點單元所具有的應力模式,並依據多層層合單元的零能模式判據,得到最終具有8個應力模式的應力矩陣。
分享友人