HBM is used to obtain the fundamental resonanceresponse, and the stability conditions of the steady state solution are determined.
采用谐波平衡原理进行系统的基波稳态响应求解，并讨论解的稳定性条件。
2
The dynamical analysis results proved that the vibration energy dissipation can effectively reduce the resonanceresponse of the bridge.
分析表明，采用消能减振设计可有效地削减天桥的共振反应。
3
What's more, the mechanism and calculation method of across-wind vibration of high-rise structure is expounded. The vortex-excited resonanceresponse of the tower is calculate.