In this thesis, we analyze and design the piezoelectric device by finite element simulation.
本论文透过有限元素法对压电元件进行模拟与设计分析。
A posteriori error estimates serve as a key to realize the adaptive finite element computation.
后验误差估计是实现自适应有限元计算的关键性手段。
It has been shown that finite element simulation can improve the forging process design level greatly.
从本文实例中可以看出，有限元分析方法对提高锻造工艺设计水平具有显著作用。
Cloud picture is one of the important tools for visualizing the analyzed data in finite element method.
彩色云图是有限元软件后处理可视化的主要手段之一。
The finite element method is applicable to complex structure, so it has great application value in engineering.
有限元法是一种适合于各种复杂结构的分析方法，值得在工程上推广。
It thus provides a concise and effective approach for the microcomputer to solve large finite element problems.
为微机求解大型有限元问题开辟了一条简明、有效的途径。
The research shows that the method is effective to improve the forecasting accuracy of the finite element model.
研究表明：采用上述方法可有效地提高有限元模型预测的准确性，为机床的进一步优化设计提供依据。
Therefore, it is feasible to simulate the force state of slide-resistant pile with finite element software ANSYS.
因此，用ANSYS有限元软件模拟抗滑桩的受力状态是可行的。
The mortise and tenon joint of the structure is replaced by a special beam-element group in the finite element model.
引入梁单元组模拟斗拱连接，从而建立了具有木塔较细致结构的有限元计算模型。
In finite element analysis, node numbering plays a decisive role in determining the bandwidth of the global stiff matrix.
在有限元分析中，节点编号对整体刚度矩阵的带宽起着决定性的作用。
A theoretical study on ultrasonic guide waves generated by a pulsed laser was presented, using the finite element method (FEM).
利用有限元法(FEM)对板状金属材料中脉冲激光激发的超声导波进行了理论研究。
The results from test and calculation are in good agreement, which indicates that the finite element model established is correct.
有限元分析结果与试验结果吻合较好，验证了有限元模型的正确性。
A numerical model, based on the finite element method, is established to describe a fluid flow in a deforming saturated oil reservoir.
利用有限元方法，建立了一个描述可变形饱和储层中流体流动的数值模型。
Based on the above theory, finite element software is developed to analyze the geometrically nonlinear stability of slender structure.
基于上述理论，开发了可考虑几何非线性效应的细长结构稳定性分析软件。
By finite element analysis of circular conical shell, the natural frequencies and vibrational modes of Yongle Bell have been calculated.
本文通过旋转壳体的有限元方法，计算了永乐大钟的主要固有频率和振型。
The extended finite element method (XFEM) is a numerical method for modeling discontinuities within a standard finite element framework.
扩展有限元法是近年来出现的一种在常规有限元框架内求解不连续问题的数值方法。
The analyzed result coincides with the experimental result, so the finite element method can be used for the optimal design of rubber damp.
分析结果与试验结果能很好的吻合，因此有限元方法可以用来指导橡胶缓冲器的优化设计。
Essentially, the finite element method is a numerical technique for the variational problems, which is a general approach to physical problems.
有限元法实质上是变分问题的一种数值解法，是物理问题的通用计算方法。
The strain-stress relation of the material occupies the important position in finite element analysis, which is the foundation of all calculation.
在有限元分析中，材料的本构关系占有重要的地位，是一切分析计算的基础。
The energy principle is an important approach for solving the problems of elastic-plastic mechanics as well as the basis of finite element method.
能量原理是解决弹塑性力学问题的一个重要途径，它是有限元法的基础。
The adaptive finite element methods are very effective for solving partial differential equations in scientific researches and engineering designs.
自适应有限元方法是科学研究和工程设计领域中非常有效的一种求解偏微分方程的数值计算方法。
The physical concepts of this model are very clear with simple parameters, which is convenient for numerical analysis including finite element analysis.
文中提出的模型计算方便，所用参数简单，物理意义明确，便于编制有限元程序。
This paper presents a new finite element approach using a single scalar magnetic potential for the analysis of the eddy currents and the magnetic fields.
本文提出一种计算涡流及磁场的新方法—全标量位有限元法。
Because of its adaptation to shape and high precision, the finite element method has a more and more important role in the analysis of optical waveguides.
作为一种重要的数值分析方法，有限元法凭借其对光波导任意形状的适应性、高的计算精度等特点，将在光波导分析中起到越来越重要的作用。
Dynamic bearing reactions are calculated based on a dynamic alignment model of marine shafting by combining finite element method with digital calculations.
利用有限元建模与数值计算相结合的方法，进行了船舶轴系的动态校中计算。
A mathematical model for determining the thermal influence zone of buried hot oil pipeline was developed and solved numerically by the finite element method.
建立了埋地热油管道热力影响区的数学模型，并用有限元法进行了求解。
The discussion of the paper indicates that the current model of shape optimization by finite element method is a special case of the general model in this paper.
本文论述表明，现有的有限元结构形状优化设计模型仅是本文广义模型的特例。
Furthermore, the method to analyze the damage of lining structure by current finite element software ANSYS is also valuable to other concrete structure and components.
文中论述的利用通用有限元软件ANSYS实现衬砌结构损伤分析的方法，对其它混凝土结构和构件的损伤分析也具有参考价值。
Furthermore, the method to analyze the damage of lining structure by current finite element software ANSYS is also valuable to other concrete structure and components.
文中论述的利用通用有限元软件ANSYS实现衬砌结构损伤分析的方法，对其它混凝土结构和构件的损伤分析也具有参考价值。
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