查询词典 Lagrangian

In a high resolution experiment, the monotone semi-Lagrangian method can conserve physical quantities with appropriate Courant number and save the computing time.

在高解析度的平流实验中我们发现，半拉格朗日法与单调格式在适当的 Courant 数，在节省积分时间的情况下，可以有更好的守恒性质。

A complete non-compact Calabi-Yau manifold and its special Lagrangian fibration are constructed.

找到了一个非紧致的Calabi-Yua流形及它的一个特殊拉格朗日纤维化的结构。

It canprovide dynamic responses of the system with changes of wheel load,vehicle velocity, frequency and irregularities of the track, and distribution of dynamic responses in the subgrade can be given, also beused to select parameters, optimize designs and forecast dynamicproperties of the system, etc.(2) Based on Timoshenko beam and geostatic theory, couplingrestricted equations of various finite elements are founded. The restrictedequations have been dealt with by Lagrangian enlarging multipliers.

该模型充分地考虑了系统的空间、时变、耦合特性及路-桥-隧过渡段的设计断面和设计参数，可提供无碴轨道路-桥-隧过渡段系统的动态响应时程及动态响应场分布等，具有合理选择无碴轨道过渡段设计参数、优化设计及预测动力性能等功能，从而为高速铁路无碴轨道过渡段系统的设计提供了理论分析依据。

Topics covered include oscillations, Keplerian orbits, two-body scattering, rotating frames of reference, rotation of rigid bodies in three dimensions, Lagrangian mechanics, Hamiltonian mechanics, and coupled oscillations.

内容包括振荡，开普勒轨道，两体散射，旋转参考坐标系，在三个方面，拉格朗日力学，哈密顿力学刚体转动，和耦合振荡。

A Lagrangian model is presented of the current-carried migration of the leptocephali of the European eel across the North Atlantic Ocean from the spawning area in the Sargasso Sea to the adult range in Europe and North Africa.

拉格朗日模型模拟了欧洲鳗的幼体随流洄游，横过北大西洋从马尾藻海的产卵场到欧洲和北非的成体生活区域。

The topics covered in this course include: unconstrained optimization methods, constrained optimization methods, convex analysis, Lagrangian relaxation, nondifferentiable optimization, and applications in integer programming.

这门课程的主题包括：无约束最优化方法，约束最优化方法，凸分析，拉格朗日松弛法，不可微函数最优化，以及在整数规划上的应用。

The topics covered in this course include: unconstrained optimization methods, constrained optimization methods, convex analysis, Lagrangian relaxation, nondifferentiable optimization, and applications in integer programming.

这门课程的主题包括：无限制最适化方法，限制最适化方法，凸分析，拉格朗日松弛法，不可微分函数最适化，以及在整数规划上的应用。

It is well known that the Cartan form is nonunique for higher-order Lagrangian density, we find it was caused by higher-order mixed multiple integral in using Stokes formula in actually calculus variation.

众所周知，高阶Lagrangian对应的Cartan形式是不唯一的，在实际的变分计算中，我们发现Cartan形式的不唯一性是由利用Stokes公式求高阶混合多重积分的不唯一性引起的。

The gas phase Reynold's average Navier-Stokes equation and the Lagrangian method were adopted to simulate the spray of water liquid jet injected into air stream.

采用气相的时均雷诺方程，在拉格朗日框架下求解离散相的运动方程，对水与空气交叉流动的喷雾流场进行了数值模拟研究。

This dissertation is devoted to discussing the optimality conditions and analyzing the augmented Lagrangian method for nonconvex semidefinite programming.

本论文主要讨论非凸半定规划问题的最优性条件，分析非凸半定规划问题的增广Lagrange方法。

Article 144 The Government of the Hong Kong Special Administrative Region shall maintain the policy previously practised in Hong Kong in respect of subventions for non-governmental organizations in fields such as education, medicine and health, culture, art, recreation, sports, social welfare and social

第一百四十四条香港特别行政区政府保持原在香港实行的对教育、医疗卫生、文化、艺术、康乐、体育、社会福利、社会工作等方面的民间团体机构的资助政策。原在香港各资助机构任职的人员均可根据原有制度继续受聘。

Small wonder, then, that the Chinese spend more in the shop than any other group of foreign visitors do .

这样的小惊喜，使中国顾客比任何国家的人消费得更多。