We pointed out the main distinctions between strong singularity problems in topology optimization and those which only have weak singularities.
详细论述了此类拓扑优化问题与仅具有弱奇异性的拓扑优化问题之间的本质区别。
So the adaptive rational function interpolation method can process a large number of sampling data for obtaining a rational interpolation without suffering singularity problems.
因此，本文提出的自适应有理函数插值方法可以对大量采样数据进行插值运算而不会遇到奇异性问题。
Based on the catastrophe theory, static bifurcation theory and singularity theory, to research the brittleness problems of complex system.
以突变理论、静态分叉理论、奇异性理论等为基础，对复杂系统的脆性问题进行了深入的研究。
Firstly, after depicting the singularity of stress field at the top of crack, the finite element method to calculate stress intensity factor of plain fracture problems is founded.
首先，对反射裂缝尖端应力场的奇异性进行了描述，建立了平面断裂问题应力强度因子的有限单元解。
Singularity integral is one of the most serious problems in FEM, and this paper adopts gauss integral to deal with it.
奇异积分问题是边界元法最大的问题之一，本文采用高斯积分法来解决。
This system effectively solves some problems met by dispatching department such as passive line managing and maintenance, test measure singularity, low precision of fault location, etc.
该系统有效地解决了通信调度部门所面临的线路管理维护被动、测试手段单一和故障定位精度差等问题。
The choice of the integral boundary of non-singularity BEM is studied in this paper. The values of the effective choice-section of different engineering problems are given.
本文对无奇性边界元法中积分周界的选取问题进行了研究，给出了针对各类工程问题的有效的积分周界选取范围。
The traditional boundary element method of outside domain singularity points for plate bending problems needs two boundary integral equations.
传统的平板弯曲边界元域外奇点法要求建立二个边界积分方程才能求解。
This paper investigates the subharmonic parametric resonance problems of a symmetric orthotropic laminated rectangular plate with simply supported edges by the use of the singularity theory.
在分析与探讨脉动轴向力作用下梁的参数共振问题时，本文取四种边界条件来分析第二阶次谐波参数共振的稳定区域，确定了零解与非零解的稳定性。
This paper investigates the subharmonic parametric resonance problems of a symmetric orthotropic laminated rectangular plate with simply supported edges by the use of the singularity theory.
在分析与探讨脉动轴向力作用下梁的参数共振问题时，本文取四种边界条件来分析第二阶次谐波参数共振的稳定区域，确定了零解与非零解的稳定性。
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