Both single and double stable limit cycle flutter states are found.
风洞吹风中测出了单稳定极限环、双稳定极限环颤振的情况。
The conditions were given to ensure the system has stable limit cycle and unstable limit cycle, respectively.
给出了系统分别存在稳定极限环和不稳定极限环的条件。
By using the qualitative methods of ODE, the positive equilibrium's global stability and existence and uniqueness of non-small amplitude stable limit cycle were obtained.
应用常微分方程定性方法，得到了正平衡点的全局稳定性和非小振幅极限环的存在唯一性的充分条件。
By using the qualitative methods of ODE, the positive equilibrium's global stability and existence and uniqueness of non-small amplitude stable limit cycle were obtained.
应用常微分方程定性方法，得到了正平衡点的全局稳定性和非小振幅极限环的存在唯一性的充分条件。
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