查询词典 evolution equation

Firstly, we calculate the Lie point symmetry of 1+2-dimensional nonlinear evolution equation:Which arises from the motion of plane curves in affine geometry.

我们首先计算了来自射影几何的平面曲线运动的非线性发展方程：所容许的李点对称群。

Chapter 3 introduces some methods seeking exact solutions for the nonlinear evolution equation, such as inverse scattering method, symmetry reduction method, Backlund transformation, Darboux transformation , Hirota bilinear method, Painleve analysis method, AC = BD model, and so on.

第三章简要介绍了非线性发展方程的若干求解方法，如反散射方法，对称与微分方程约化，Backlund变换和Darboux变换方法，Hirota双线性方法，Painleve奇性分析法，AC=BD框架下的精确求解等。

Based on the Cell model and the theory of mesomechanics,the evolution equation of void volume was derived.

本文基于细观塑性理论，采用体胞模型和里兹法，推导出了大锻件内部空洞的体积演化方程，通过分析空洞闭合的力学条件，建立了大锻件内部空洞的热锻闭合准则。

For the computational stability of linear evolution equation, the condition of CLF for judging the computational stability of initial value problem is introduced.

针对线性发展方程的计算稳定性问题，介绍了判定线性发展方程初值问题的稳定性判别条件：CLF条件。

And this paper introduces the optimal control problem for the assets evolution equation with diffusion term.

第三节，给出本文的总结，并介绍了带有扩散项的资产发展方程的最优控制问题。

In section 3,we summary our paper.And this paper introduces the optimal control problem for the assets evolution equation with diffusion term.

第三节，给出本文的总结，并介绍了带有扩散项的资产发展方程的最优控制问题。

In this work, the equations describing circular Gaussian beams propagating inside absorptive Keer medium have been derived from nonlinear paraxial equation. Based on the equations, an evolution equation of beam waist lias been obtained.

本文从非线性近轴波方程出发，导出了在吸收克尔介质中具有二次位相因子的圆对称高斯光束的传输方程，得到了光束束腰的演化方程。

In this few decades, scholars paid attention to the research of Bragg reflection in regular waves. Thus, this study aimed to discuss the Bragg reflection in irregular waves. EEMSE is a numerical model based on evolution equation for mild-slope equation developed by Hsu et al.

以往关於系列潜堤之布拉格反射研究，在规则波方面的理论、数值研究与分析都渐趋成熟，而实际应用於海岸保护时需考虑波浪为不规则波，因此本文之重点在於探讨不规则波下之布拉格反射。

Dokshitzer-Gribov-Lipatov-Altarelli-Parisi equation is a standard evolution equation of partons in nucleon.

描述核子中部分子演化的标准动力学方程是Dokshitzer-Gribov-Lipatov-Altarelli-Parisi演化方程。

Dokshitzer-Gribov-Lipatov-Altarelli-Parisi equation is a standard evolution equation of partons in nucleon.

中文题名QCD演化方程中高扭度效应的研究副题名外文题名论文作者阮建红导师厉光烈研究员学科专业理论物理研究领域\研究方向学位级别博士学位授予单位中国科学院高能物理研究所学位授予日期2001 论文页码总数92页关键词量子色动力学高扭度效应馆藏号BSLW /2003 /O572 /19 描述核子中部分子演化的标准动力学方程是Dokshitzer-Gribov-Lipatov-Altarelli-Parisi演化方程。

Lugalbanda was a god and shepherd king of Uruk where he was worshipped for over a thousand years.

Lugalbanda 是神和被崇拜了一千年多 Uruk古埃及喜克索王朝国王。

I am coming just now,' and went on perfuming himself with Hunut, then he came and sat.

我来只是现在，'歼灭战perfuming自己与胡努特，那麼，他来到和SAT 。