④块体单元法（BEM，Block Element Method） 块体单元法属于静态分析的方法。仅考虑在恒定荷载作用下系统的平衡及失 稳条件。
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In the paper, Theory and improvement of block element method (BEM) are introduced in detail. It can analyze elastic and plastic strain and thermal stress of block element.
本文在详细介绍块体单元法理论的基础上,对其进行了改进和功能扩展。
参考来源 - 基于块体单元法的裂隙岩体数值模拟及其应用The main contents are as followings:1. The theory of the block element method is systematically presented here and its relative theoretical formulas are deduced.2.
所做的主要工作如下：1．系统地介绍了块体单元法的理论，进行了相关的理论公式的推导。
参考来源 - 裂隙岩体的粘弹塑性应力变形分析及其工程应用·2,447,543篇论文数据，部分数据来源于NoteExpress
提出了在配筋砌块结构中使用的阶谱块体单元法。
A hierarchical block element method for reinforced block structure is developed.
将动力分析的块体单元法应用于岩石边坡地震稳定时程分析。
Block element method (BEM) for dynamic analysis is developed and applied to historical analysis of seismic stability of rock slope.
依据块体单元法的理论和计算模型，提出了考虑钢筋作用效应的块体单元法计算模型。
Based on the theory of block element method and calculating model, this paper suggests a calculating model for block element method with effect of reinforcing steel bar considered.
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