边界形状 meaning in English
boundary geometry
Examples
- As an effective numerical analysis method of scientific and engineering problems developed following finite element method ( fem ) , boundary element method ( bem ) has some attractive advantages , such as easier simulating complex boundary shape , high accuracy and dimension reduction
边界元法是在有限元法之后发展起来的一种精确高效的工程与科学问题的数值分析方法，具有便于模拟复杂边界形状、求解精度高、降维等优点。 - This dissertation expands on a new algorithm , which has the function of analyzing edge form with the chain code . by the introduction of the concepts of relative chain code and absolute chain code , this paper proposes a simple and direct algorithm to compute chain code sum ( average chain code )
为了实现骨髓切片图像细胞的形态特征,应用链码分析边界形状的新方法,引入相对链码与绝对链码概念得到了计算链码和(平均链码)的简洁算法。 - We analyzed the effect of such factors as grids size , boundary shape of region , and relaxation factor on the convergence of this iterative calculation by calculating two - dimensional iterative calculation examples . we take its conclusions as the three - dimensional iterative calculation ' s references
利用二维算例分析了单元大小、区域边界形状、松弛因子的大小等因素对迭代收敛性的影响；在三维迭代计算方法的研究中参考、印证了这些结论。 - On the premise of a given set of material parameter , structural boundary shape and condition , design variables - thickness of plate and shell , is designed to minimize the structural weight subjected to the constraint conditions . 1 . for the problem with size and stress constraints , full stress design method is used to solve the sectional optimization of plate and shell structures
在给定了板壳的材料常数、板壳结构的边界形状和边界条件的前提下，确定表征板壳厚度的设计变量，在满足约束条件下实现结构重量最小： 1 .对于尺寸和应力约束的问题，使用满应力方法求解。 - There are many kinds of ways to solve the electrostatic field of two - dimensional laplace ’ s equation or the poisson ' s equation , like the separation of variables , green ’ s function or alternative means . but if their boundary shapes are quite complex , it is extremely difficult to use these usual methods , and , in general , it is impossible to work out even there is such peculiar instance as analytic solution , or obtains the approximate solution
对二维拉普拉斯方程或泊松方程的平面场的解法有多种,如分离变量法、格林函数法或者其他方法,但如果它们的边界形状比较复杂,用这些通常的方法求解会非常困难,即使对于存在有解析解的特殊情况,一般说来也不可能求出,而且求得的只能是近似解。