variation principle

常见例句

For us getting a good understand of this method, the basic math method of finite element is introduced such as variation principle, Ritz method and weighted residual method.
因此文章介绍了有限元数学基础即变分原理、里兹法和加权余量法，并结合本论文研究的重点液力变矩器介绍了有限元解题的步骤。
Equilibrium differential equation and boundary condition were deduced first, adopting variation principle, and then the analytic generic solution of the deflection of dowel steel was obtained.
采用能量变分原理推导了双参数地基梁平衡微分方程以及相应的边界条件，进而求得基于双参数地基梁理论的传力杆挠度解析通解。
The differential equation for buckling of tubulars in horizontal holes under axial loads and the two end conditions that the equation should be satisfied are derived by energy variation principle.
本文首先利用能量变分原理得到了受径向约束水平受压管柱的屈曲微分方程及其应满足的端部边界条件。