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1·The essay analyses the nonlinear vibration of an annular thin plate.

本文分析研究了环形薄圆板的非线性振动问题。

2·The differential equations of nonlinear vibration of the shell were obtained.

建立了正弦波纹扁球壳的非线性强迫振动微分方程；

3·This Method can also be used to solve nonlinear vibration problems of multi-degree-freedom.

这种方法还可用来求解多自由度非线性振动问题。

4·In this paper the theory of nonlinear vibration isolation of diesel engine system has been studied.

本文对北京型内燃机车柴油机系统的非线性隔振理论进行了研究。

5·In a rotor bearing system geared, there are several nonlinear factors that may cause nonlinear vibration.

在齿轮耦合的转子—轴承系统中，有多种因素使系统产生非线性振动。

6·In this paper, an adaptive fuzzy sliding mode control scheme is proposed for nonlinear vibration systems.

本文针对非线性振动系统提出了一种模糊自适应滑模控制方案。

7·In this paper, the nonlinear mode correspondence principle in nonlinear vibration theory is proposed and proved.

提出了非线性振动理论中的非线性模态对应原理，并给出了该原理的证明。

8·The equivalent mechanical model of the structural nonlinear vibration and control systems was studied in this paper.

研究了结构非线性振动及其控制系统的等效力学模型建立问题。对结构进行等效线性化处理；

9·The BHA transmits its torsional vibration to the gear system of drill power pack and brings about nonlinear vibration.

钻柱将其扭转振动传至钻机动力头，引起动力头齿轮传动系统的非线性振动。

10·The question about parametric identification of nonlinear vibration system based on time-frequency analysis was studied.

对基于时-频相结合的非线性振动系统的参数识别问题进行了研究。