However, the change of the frequency has little effect on the degradation of dynamic elastic modulus.The effect of initial deviator stress is significant.

• 试验结果表明，随着应变的增大，不同频率荷载作用下土样的动弹性模量逐渐减小，但频率的变化对动弹性模量的衰减规律影响很小；