将这些结果综合起来，就表明作者以前所建立的一类半整数自由度级的非线性共振的理论是可以用于移动电站的。
Combining these results, the theory of the nonlinear resonance of a class of half-integer degree of freedom, which was established before by the author, can be applied to the movable power systems.
给出了带有双侧共振的非线性微分方程周期解存在性的一个新的结果。
A new result about existence of periodic solutions of nonlinear differential equations with double resonance will be given.
然后用小参数法求出了非线性的非共振周期解和共振周期解。
The nonlinear resonant and non-resonant periodic solutions are obtained by the small parameter methods.
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