wave exciting force meaning in Chinese

波激振力
波浪拢动力
波浪扰动力

Then , a semi - analytical solution for the velocity response of the pile subjected to a semi - sine wave exciting force was derived by using invert fourier transform
利用付立叶逆变换，给出了半正弦脉冲激励下桩顶速度时域响应半解析解。
The main original work includes : 1 . the interaction between an integral pile and a uniform visco - elastic soil layer with viscous damping or hysteretic damping is theoretically studied , and the pile response to a harmonic load is obtained in a closed form and used to define complex stiffness at the pile head . semi - analytical solution of the velocity response in time domain subjected to a semi - sine wave exciting force is also given
主要工作包括： 1 、在考虑桩周土三维波动条件下，对滞回阻尼、粘性阻尼单层均质土中桩土纵向耦合振动问题进行了解析研究，分别得到桩顶位移、速度频域响应以及复刚度的严格解析表达，以及半正弦脉冲激振力作用下桩顶时域响应半解析解。