...粘弹性模量; 固有频率; 模态损耗因子; 随机变量; Monte Carlo 法 中图分类号: U661. 44 O327 TB53 文献标识码: A [gap=14437]Key words: unconstrained damped plate; viscoelastic modulus; resonant frequency; modal loss factor; random variables; Monte Carlo method ..
双语例句
1
Introducing the complex viscoelasticmodulus, visco-elastic wave equation has the similar form with elastic wave equation for harmonic wave motion, in case of linear viscoelastic.
在线性粘弹性假设条件下，通过引入复弹性模量，使粘弹性波动方程具有和弹性波动方程类似的形式。
2
However, the elastic modulus and loss factor of viscoelastic material usually change with frequency, which will cause difficulties in the calculation of structure dynamics.
但是，由于粘弹性材料的弹性模量和损耗因子往往随频率变化，对设计计算造成了一定的困难。
3
The effect is observed under cyclic loading conditions with small strain amplitudes, and is manifest as a dependence of the viscoelastic storage modulus on the amplitude of the applied strain.