查询词典 geometrical mean

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。

You can snipe the second and third union leaders from this position.

您可以鹬第二和第三工会领袖从这一立场出发。

Aiming at the currently shortage of XML streams quality detecting, this paper proposes a new forecasting method of XML streams quality by least squares support vector machines, which is used the method of XML keys' vector matrix as windows, and vector product wavelet transform to multilevel decompose and refactor the XML streams series, that can fulfill real-time checking demand of XML quality, and ensure constraint, consist- ency and integrality. For even more adapting net load, it proposes a control strategy by weight and adaptive adjustment to ensure XML streams quality.

针对当前XML数据流质量检测存在的不足，提出构建XML键的矢量矩阵作为窗口，利用矢量积小波变换多级分解与重构XML数据流，再结合最小二乘支持向量机对XML数据流质量进行预测的一种方法，满足XML数据流质量重构时实时检测的要求，保证XML数据的约束性、一致性与完整性；为了更好的适应网络负载，采取加权与自适应窗口调整等调度策略充分保证XML数据流的质量检测。