The tests and numerical models of rock interfaces and joints under cyclic shear loading are reviewed, and a new constitutive model is developed.
回顾岩体结构面切向循环加载的力学试验和数值模型，并建立新的本构模型。
On the basis of experiment data, a new constitutive model of the 2A70 aluminum alloy was constructed using an amended BP artificial neural network.
在此基础上，对传统的BP算法进行了改进，建立了2A70铝合金本构关系的人工神经网络模型。
A new constitutive model, namely equivalent viscoplastic model, adaptive to cumulative deformation computation of sandy silt under long-term cyclic loading is proposed.
提出了适用于长期循环荷载作用下粉细砂累积变形计算的等效黏塑性本构模型及数值模拟方法。
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