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1·Horizontal isotropic elasticity constitutive relation model is taken as orthotropic interface model and used to simulate the interface between horizons of pavement.

引入横观各向同性弹性本构关系模型作为正交各向异性接触模型，实现路面结构层间接触状态的数值模拟。

2·The mathematical models of thermal elasticity fracture problem of cracked plate for isotropic functionally graded materials are researched.

探讨各向同性功能梯度材料裂纹板热弹性断裂问题的数学模型。