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Objective: The purpose of this study is to develop a systemic and geometrical detailed three-dimensional finite element model based on the healthy human foot and investigate the foot inner biomechanical properties during balanced standing using a static finite element analysis.

目的：建立一个基于健康人体的、系统的、具有高度几何相似性的足部三维有限元模型，并用此模型静态地分析人体双足站立相时的足部内部的生物力学特性，量化足部内部的应力/应变状况、足部内侧纵弓变化等。

Objective: To develop and validate an accurate three-dimensional geometrical and mechanical finite element model of the lumbar L4-L5 segment using a new computer-aided designing method.

目的：采用一种新型计算机辅助设计方法精确建立腰椎L4~L5节段三维非线性有限元模型并进行充分验证。

Therefore an entire geometrical non-linear finite element theory for the structure made of beam, truss and cable elements is established.

磁流变阻尼器克服了现有减震设施存在的橡胶老化、金属锈蚀等问题，具有结构简单、能耗少、出力大、响应速度快等优良特性。

It combines the geometrical flexibility of the Finite element method and the accuracy of the pseudospectral method. Here, the theory and the deducing process of the SEM based on the Legendre polynomial is given.

本文采用谱元法对横向同性介质中的地震波进行模拟，该方法基于弹性力学方程弱形式基础之上，具有有限元适应任意复杂介质模型的韧性和伪谱法的精度。

In the text, the Spectral element method is used to model the seismic wave propagation, which is based on a weak formulation of the elastic mechanics equation. It combines the geometrical flexibility of the Finite element method and the accuracy of the pseudospectral method.

本文采用谱元法对横向同性介质中的地震波进行模拟，该方法基于弹性力学方程弱形式基础之上，具有有限元适应任意复杂介质模型的韧性和伪谱法的精度。

The elastic stiffness matrix of this new model is 14×14. The effect of axial force, shearing force, biaxial bending moment and bimoment was involved in the geometrical stiffness matrix of element.

该模型的弹性刚度矩阵为14×14矩阵，几何刚度矩阵中考虑了轴力、剪力、双向弯矩和双力矩效应。

Geometrical models and finite element models are set-up and calculations on the model are made both by using the software MSC/ PATRAN, which is convenient for applications.

如果能够找到应力集中或者结构变形最大的地方，就可预知结构可能在哪里发生破坏，继而采取相应措施。此外，省材和节能都有非常重要的意义。

The 4-node plane element model with geometrical nonlinearity is de rived by assuming uniform stress distribution on each faces of the element .

在假设平面单元每一个边上的力为均匀分布的条件下，推导出一种几何非线性平面4节点有限元模型。

This paper presents a 3D complex geological entity modeling method based on line-frame model, designed to accurately express the spatial geometrical shape of every element of a complex geological entity and their mutual relationship.

提出了一种基于线框架模型的复杂地质体三维建模方法，在准确表达复杂地质体各要素空间几何形态与相互关系的基础上，实现地层交错情况下断层面、地层面模型及复杂地质体模型的准确快速构建。

Using the base line forces as fundamental variables, the complementary energy of an element with geometrical nonlinearity is constructed, which contains both deformation part and rotation part.

以基线力为状态变量，构造几何非线性问题单元的余能，该余能包括变形部分和转动部分。

The labia have now been sutured together almost completely.The drains and the Foley catheter come out at the top.

此刻阴唇已经几乎完全的缝在一起了，排除多余淤血体液的管子和Foley导管从顶端冒出来。

To get the business done, I suggest we split the difference in price.

为了做成这笔生意，我建议我们在价格上大家各让一半。