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1·Also, harmonic analysis of the whole structure of the bus under excitation of engine was carried out, and through the results the dynamic performance of the bus excited by engine vibration was known.

对整车模型进行发动机激励下的单位位移谐响应分析，根据谐响应计算结果，对发动机激励下的整车结构动态性能进行了分析和了解；

2·Under the principle and structural characteristics, a new type of excitation circuit is designed, which has simple structure, and also could solve switch on and off oscillation problems bothly.

本文根据快速斥力机构特有的工作原理和结构特点设计了一种新型励磁电路，结构简单，而且能够同时解决合闸弹跳和分闸弹振问题。

3·The nonlinear dynamical equations of inclined support spring system were obtained under the excitation of rectangular pulse.

以斜支承弹簧系统为研究对象，建立了矩形脉冲激励下系统非线性动力学方程。

4·The dynamic response RMS under random excitation spectrum is estimated.

对随机激励谱下的动力学响应RMS也进行了估算。

5·After a brief introduction of the two-phase excitation scheme, the flux linkage model of a SRM under two-phase excitation is developed using FEA.

文中首先简要介绍了这种两相励磁系统的结构，然后提出了两相励磁下SRM的磁链模型。

6·Under sinusoidal excitation, the feasibility of utilizing RLC circuit as the impulse power source is analyzed.

分析了正弦激励下的RLC电路作为脉冲功率电源的可能性。

7·Dynamic response of a single pile under strong horizontal excitation is analyzed using boundary zone model in this paper, and compared with the experimental results for large-scale model pile.

本文采用边界层模型分析了单桩在强烈水平激振作用下的动力反应，并且与大尺寸的模型桩的动力试验结果进行了对比。

8·It shows that the presented method can be used to identify modal parameters effectively under ambient excitation and that the polynomial eigenvalue method is superior to the augmented matrix method.

结果表明，多参考点互相关差分模型能够有效地进行环境激励下的模态识别，并且多项式特征值法比增广矩阵法所得结果更好。

9·The dynamic equations for the coupling system of cylindrical tank partially filled with liquid are established under horizontal excitation in micro-gravity environment.

以一种新的方法建立了在微重力环境、横向激励下圆柱贮箱液固耦合系统的动力学方程。

10·The undeterministic responses of structures under random excitation can be regularly obtained by using the new method.

应用这个方法可以方便地求解体系在任意激发下的随机响应。