The elastic-plastic non-linear behavior of the cold-formed square hollow section columns analyzed by ANSYS is presented;
阐述冷弯方管采用有限元弹塑性非线性分析理论及应用ANSYS软件的非线性分析方法；
Based on the experimental research, the fundamental mechanical and non-linear behavior of concrete block masonry is analyzed and discussed by using several theory and FEA method.
本文在试验研究的基础上，运用多个理论及有限元分析方法，对混凝土砌块砌体的基本力学性能和非线性性能进行了分析与研究。
Considering the non-linear behavior of the viscoelastic material according to the change of environment, the GRNN is used to make a model to predict the dynamic property of the material.
考虑到粘弹性材料阻尼性能随环境的非线性变化，运用GRNN(广义回归网络)对粘弹阻尼材料动态力学性能函数进行逼近，并构建预测模型。
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