本文研究了用与受迫力谐波共振的周期摄动抑制含二次非线性项受迫振动系统中的混沌。

In this paper, suppression of chaos in a forced vibration system with a square term by resonant periodic perturbations is studied.

youdao

复杂振动中频率最低的成分(基频或一次谐波)。

The component having the lowest frequency in a complex vibration (fundamental frequency or first harmonic).

youdao

本文采用改进的L -P法研究梁的强非线性振动，分析了超谐波共振和次谐波共振两种情况。

The modified Lindstedt-Poincaé method(MLP) is used t analyze strongly nonlinear vibration of beams. Attention is focused on the superhamonic and subharmonic resonances.

youdao