本文通过对平面应力/应变问题的简要理论阐述，使读者对要分析的问题有大致的印象，然后结合两个实例，通过MATLAB软件的计算，将有限元分析平面应力/应变问题的过程形象的展示给读者，让人一目了然，快速了解有限元解决这类问题的方法和步骤！-Based on plane stress/strain issue brief theoretical explanation, the problem to be analyzed so that readers have a general impression, and then combined with two instances, by calculating the MATLAB software, the finite element analysis of plane stress/strain problems in the process image presented to the reader, makes clear, a quick overview of the finite element method to solve such problems and steps!