查询词典 geometrical vector

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。

Numerical stimulation analysis for stability of pile stickup with geometrical nonlinear 3 D finite element method in pile foundations of ocean platforms is performed .

结合海洋工程的设计实例，借助三维非线性有限元分析方法，考虑桩身变形的几何非线性特性，研究了桩身倾斜度，支撑情况以及水平荷载等因素对桩身自由站立稳定性的影响规律，并将线性分析方法和非线性分析方法得到的结果进行了比较。

The paper presents how to use the technique of OLE and ARX of AutoCAD to build the geometrical model, the finite element model of the given structure visually and use the template and wizard to build the optimization model of it. During the iterative process of the optimization, the method of tracing visualization and interactive control is also provided. Some examples are given to show the appliance of visualization aided structural optimization. Finally, the work of systematic integration is carried out.

同时论述了在优化建模中运用OLE ARX技术实现可视化地建立优化对象的几何模型，结构有限元模型，以及使用模板和专家向导来辅助建立优化模型；在优化迭代过程中实现了跟踪可视和交互式监控，以具体的例子说明了在可视化技术辅助下的结构优化在工程中的应用。

Methods Clinical data of 3 cases of bile duct injury during laparoscopic cholecystectomy were analyzed retrospectively.

回顾总结3例LC术中胆管损伤的临床资料，分析3例胆管损伤的原因及对策。

These techniques are applied to the gobang.

本文将这些技术用于五子棋中。