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汉语拼音：gù yǒu zhèn dòng

又称自由振动”。振动系统在不受外界作用而由其自身性质所决定的振动。如弹簧振子在本身弹性力作用下的振动，单摆在重力作用下的振动等。充电后的电容器和电感线圈组成回路后，电路中形成的电流振荡，也称固有振动。

• The initial fourth order natural frequency are obtained through natural vibration analysis.

  通过固有振动特性分析,得到振动系统的前四阶固有频率.

• This paper presented an accurate analytical method for the natural bending vibration of step beams.

  给出阶梯轴弯曲固有振动精确的分析方法.

• The Analysis of Dynamic Stiffness of Aircraft Control System and Inherent Vibration Characteristics Coupled with Rudder.

  飞机操纵系统的动态刚度及其与舵面耦合固有振动特性分析.

• The influential factors of complex boundary condition on free - vibration characteristics of real bridge structures are analysed.

  针对实际桥梁结构复杂的边界条件,分析其对结构固有振动特性的影响因素.

• The dynamic analysis include natural vibration analyse, harmonic response analyse and transient response analyse.

  动态特性分析包括固有振动特性分析, 谐响应特性分析和瞬态响应特性分析.

• It can be used for the analysis of natural bending vibration of step shafts in engineering.

  该法亦可用于工程中阶梯梁弯曲固有振动分析.