基于网格的方法可以分为两种描述：欧拉描述法和拉格朗日描述法。
The simulation based on mesh can be divided into two descriptions: the Eulerian description and the Lagrangian description.
程序中考虑了结构的大变形，采用全拉格朗日描述法，时间离散使用了纽马克法。
In the program the large deformation are considered by using Total Lagrange described method and time discreteness with Newmark method.
基于修正的拉格朗日描述，系统推导了三角形平面壳单元用于几何非线性问题分析时的增量平衡方程。
Based on the updated Lagrangian description, the incremental equilibrium equations of triangular plate shell elements for geometrically nonlinear problem are derived.
依据大变形理论和虚功原理对高速切削过程进行分析，建立了基于拉格朗日描述的有限元控制方程并采用二维有限元模型进行模拟。
Large deformation theory and virtual work principle were applied to analyses high - speed machining process, the finite element governing equation was approached based on Lagrangian description.
基于修正的拉格朗日坐标描述法，推导了空间纤绳单元的大位移刚度矩阵。
In this paper, the lap displacement stiffness matrix of the space cable is derived bac on the updated Total Lagrangian Formulation.
采用ALE （任意的拉格朗日欧拉）运动学描述跟踪自由液面；
The ALE(Arbitrary Lagrange Euler) kinematic description is introduced into the finite element fractional step method.
指出驻留过程和更新过程分别是以拉格朗日观点和欧拉观点描述水交换特征。
It is pointed out that the residence process and the flushing process characterize the water exchange in Lagrangian viewpoint and Eulerian viewpoint respectively.
指出驻留过程和更新过程分别是以拉格朗日观点和欧拉观点描述水交换特征。
It is pointed out that the residence process and the flushing process characterize the water exchange in Lagrangian viewpoint and Eulerian viewpoint respectively.
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