桥梁和轨道的联结采用非线性梁单元模拟，其材料弹性模量和屈服应力通过轨道纵向位移阻力与梁轨相对位移关系的双折线化确定；
The coupling between bridge and track adopts by beam unit, modulus of electricity of and yielding stress according to the broken line of the non-liner rail longitudinal resistance of displacement.
借助于邓肯-张非线性弹性模型对切线模量的处理方法，对M-C模型中的弹性模量进行了修正。
The elasticity modulus in Mohr-Coulomb model was modified by employing the processing method of tangential modulus in Duncan-Chang nonlinear model.
多次重复拉伸使其弹性模量降低并呈现非线性的变化趋势。
Multiple tensions lowed down the elastic modulus of the alloy and exhibited a non-linear relationship with strain.
为此，讨论了斜拉索的非线性特征，建立斜拉索的状态方程，并介绍了几种常见的索模型及其特点，其中详细介绍了等效弹性模量法的原理。
Several common cable models and their features are presented, of which the principle of the equivalent elastic modulus method is described in detail.
对非线性模量与应变的关系作了非线性拟合，用非线性模量来代替弹性模量，对弹性介质中的波速公式作了修正。
The nonlinear fitting is made on the relations between the nonlinear modulus and strain. The velocity formula in the elastic medium is corrected by using nonlinear modulus instead of elastic modulus.
对非线性模量与应变的关系作了非线性拟合，用非线性模量来代替弹性模量，对弹性介质中的波速公式作了修正。
The nonlinear fitting is made on the relations between the nonlinear modulus and strain. The velocity formula in the elastic medium is corrected by using nonlinear modulus instead of elastic modulus.
应用推荐