扩展有限元是以标准有限元的理论为框架，保留传统有限元的优点，商业软件中如Abaqus, ls-dyna,morfeo等都加入扩展有限元的分析模块。
扩展有限元是近几年出现的一种可方便模拟静态、动态裂纹的数值方法。
A new numerical method, extended finite element method (XFEM), which may conveniently simulate static and dynamic cracks, was introduced several years ago.
扩展有限元法是近年来出现的一种在常规有限元框架内求解不连续问题的数值方法。
The extended finite element method (XFEM) is a numerical method for modeling discontinuities within a standard finite element framework.
基于扩展有限元法的粘聚裂纹模型为准脆性材料的开裂过程模拟提供了一种有效途径。
The present cohesive crack model based on the XFEM provides a useful way to simulate cracking in quasi-brittle materials.
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