Linear equation with one unknown, parabolic equation and nonlinear damped vibration equation well fit to describe the dynamics of Lou soil buffering rate or value.

一元线性方程、抛物线方程及非线性阻尼振动方程对描述土壤缓冲速率及缓冲量动力学具有适应性；

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The exact solution of linear, undamped forced vibration response is developed, and the damped forced vibration as well as the self-excited oscillation are obtained numerically.

推导了弹性轴向行进索无阻尼线性受迫振动解，用数值方法求得有阻尼行进索受迫振动和自激振动响应。

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