principle of the minimum meaning in English

极小原理
极小值原理

According to the principle of the minimum potential energy , the deformation of single tension pile and pile groups was analyzed using a modified variational approach
根据最小势能原理，使用修正变分法来分析抗拔单桩和抗拔群桩的变形。
In summarizes the predecessor to the segmental arch surface and outside in flexure critical load computational method foundation , with the principle of the minimum potential energy , an analytical solution for the lateral critical bucking load of cable stayed arch bridge is studied
在总结前人对圆弧拱的面内,面外屈曲临界荷载计算方法的基础上,利用能量法,推导了斜拉拱桥的侧倾临界荷载计算公式。
The total energy expression of the sample is build through analyzing its energy composition . according to the principle of the minimum energy , using the connection between stress and strain and the connection between magnetostriction and magnetism strain , an expression for the mean field parameter is derived
通过分析所研究试样的能量组成，写出了试样总能量表达式；根据能量最小原理，利用应力、应变之间的关系和磁致伸缩系数、磁应变之间的关系，得到了分子场参数表达式。