在时域分析中，本文应用半经验半理论方法，在实验数据的基础上求得共振圆柱体的动力响应幅值。
In time domain, the maximal vibration displacement is calculated on the basis of experimental data via the semi-experiential and semi-theoretical method in this paper.
通过系统响应的时域波形图、幅值谱图、相轨迹图，分析了曲轴轴系的周期、拟周期、混沌等复杂的非线性动力学现象。
The effects of nonlinear damp and rotational speeds on response characteristics of crankshaft system of diesel engine were studied by using numerical integral method.
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