本文基于外加周期激振力信号作用首次对双杆摆机构的混沌运动进行了有效的控制。
In this paper, the chaotic motion of a double-pendulum is suppressed efficiently based on the method of periodic force.
利用周期激振力法，对欧拉动弯曲问题中的混沌行为进行了有效的控制。
The chaotic behaviors in Eulers dynamically buckling system were controlled by means of the periodic force excitation.
不对称叶栅非谐设计虽然会引起与转速同频的较大幅值激振力成分，但从整体考虑可有效降低叶片振动应力。
Though asymmetry stator mistuned may result in bigger amplitude aerodynamic force with the same frequency as rotational speed, it could reduce effectively the aerodynamic force of blade as a whole.
不对称叶栅非谐设计虽然会引起与转速同频的较大幅值激振力成分，但从整体考虑可有效降低叶片振动应力。
Though asymmetry stator mistuned may result in bigger amplitude aerodynamic force with the same frequency as rotational speed, it could reduce effectively the aerodynamic force of blade as a whole.
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