Based on the wave equation in unsaturated soil, the dynamic response of a pile under transient torsional loading was theoretically investigated.
基于己建立的非饱和土中的波动方程，研究了瞬间扭转荷载作用下桩的动力响应问题。
In order to make a numerical simulation of the chaos in standing wave laser, a feasible dynamic equation in mathematical evaluation is required.
为了对驻波激光器的混沌现象进行数值模拟，需要建立驻波腔中对数学运算具有可行性的动力学方程。
Theoretical analysis was conducted for the dynamic equation problem of non-classical damp of offshore platform structure under stochastic wave load.
运用复模态理论对考虑海洋平台结构与流体相互作用而引起的非经典阻尼问题进行了理论分析。
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