variation principle
[数] 变分原理
常用释义
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基本释义
- [数] 变分原理（用任意波函数计算出的能量，不可能小于体系真实的基态能量）
例句
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1·Energy variation principle is a good method to solve the shear lag effect.能量变分法是求解剪力滞问题的一个有效方法。
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2·Starting from the variation principle of elasticity theory, the finite element method (FEM) theory is introduced simply.从弹性力学的变分法原理出发，简单介绍了有限单元法。
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3·The method based on the cubic B-spline function, beam vibration function (or trigonometric functions) and variation principle.这个方法是建立在三次样条函数、梁振动函数(或三角函数)及变分原理基础上。
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4·Based on the continuity equation of ground water and the variation principle, the seepage differential equation can be acquired.根据地下水的连续方程和变分原理建立渗流场微分方程。
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5·Using variation principle, the difference discrete scheme with diffusion flux form on the irregular hexahedral grid is constructed.在非正规六面体网格上，用变分原理建立扩散流形式的差分格式。
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6·Based on the variation principle, the composite element method (CEM) is studied for seepage analysis considering discontinuous surfaces and drainage holes.基于变分原理，研究渗流分析中模拟排水孔和不连续面的复合单元法。
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7·This dissertation establishes numerical methods in structural analysis on the basic of variation principle, finite member element method, spline function, etc.本文利用变分有限元法、样条函数等，提出了薄壁箱梁结构分析的数值理论和方法。
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8·Then, Lagrange arithmetic operator is applied in variation principle of finite deformation resilience to establish a generalized variation principle of springback.然后应用拉氏乘子法于有限变形回弹变分原理建立有限变形广义回弹变分原理。
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9·Based on biconjugate gradient method, we redefine inner products using general variation principle, which can make complex linear equations solving have high-performance.在一般双共轭梯度法的基础上，本文利用广义变分原理对内积进行了重新定义，使双共轭梯度法求解复线性方程组更为有效。
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10·Based on Hamilton's law of variation principle, the high accuracy incompatible formulation of finite dynamic element that increased internal degree of freedom was established.汉密尔顿的法律基础上的变分原理，高精度不相容的配方，增加内部自由度动态有限元成立。