屈服线理论能量法用于无梁板加固分析的“抗力单元”理论、该理论应用于加固分析的可行性。
The energy law of yield line theory was applied to the theory of "resistance unit" of flat slab strengthening analysis.
以土层分层、支撑位置及抗弯刚度变化处等为结点对围护墙体进行单元划分，按地基系数法考虑开挖面下被动土体横向抗力。
In this paper, the retaining wall is divided into finite elements according to the layers of soil, rigidity change of retaining wall, elevations of bracing and so on.
采用不同桩侧土抗力与桩身位移关系的模式，以有限单元法进行分析；
In the analysis, the finite element method and other simplified methods are compared using different models of lateral soil stiffness.
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