Based on the elastic equilibrium and electrostatic equations, the weak forms of the coupling equations are derived.
利用静力平衡方程、静电学基本方程，把力学和电学效应耦合在一起，建立力-电耦合的等效积分弱形式。
The elastic equilibrium is reduced to solve some Rimann boundary value problem and the solution in closed form is given.
所求问题归结为求解复应力函数的边值问题，并给出了封闭形式的解。
Using the theories of magnetic domain and magneto-elastic coupling, obtains the elastic equilibrium equation containing magnetostrictive effect in the dimension of the earth science.
利用磁畴理论和磁弹耦合理论，得出了地学尺度下包含磁致伸缩效应的弹性平衡方程。
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