摘要
分析了开挖问题的特征，用开挖面影响系数对二维计算进行修正。
Some new concepts of excavations have been proposed, and the modified calculation format of excavating load of FEM has been establishied. The result shows that it is better than the unmodified method.
基金
国家自然科学基金
关键词
开挖
有限元法
开挖面影响系数
工程施工
excavation, finite element methods, excavated surface influence coefficients
