提出涡振概念并分析产生涡振破坏的情况；建立钢管桩在冲击荷载作用下涡振合成方程，并对涡振合成方程进行求解。
The concept of vortex vibration and the situation of producing vortex damage are put forwarded, composition vortex vibration equation and solution under construction are set up.
提出涡振概念并分析产生涡振破坏的情况；建立钢管桩在冲击荷载作用下涡振合成方程，并对涡振合成方程进行求解。
The concept of vortex vibration and the situation of producing vortex damage are put forwarded, composition vortex vibration equation and solution under construction are set up.
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