本文采用了初应变法提出非线性问题的边界积分方程并指出了在充填采矿中的应用。
By means of initial strain method, the plastic problem in cut-and-fill mining is solved by integration equation.
考虑到土体的非线性性质，本文采用了弹塑性方法中的增量初应变法对耦合方程进行解答。
The nonlinearity of soil should take into account, so the article adopts "initial-stress" finite element approach to resolve the coupling formulation.
弹塑性边界元法中初应力(或初应变)奇异体积分的计算一直是一个较为困难、但又是非常重要的问题。
The calculation of the initial stress (or initial strain) singular integrals in elastoplastic boundary element method is a difficult, but an important problem.
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