system free vibration frequency 系统自振频率
free vibration frequency reducing factor 自振频率降低系数
free vibration natural frequency 自由振动固有频率
frequency of free vibration 自振频率
natural frequency of free vibration 自由振动的固有频率
free coupled-vibration force-measurement frequency-domain method 自由耦合振动测力频域法
The method of calculating free vibration frequency can directly obtain front stabilizer bar’s changed diameter on basis of its structure parameters.
采用计算自振频率的方法能直接根据结构参数得出加长后的前横向稳定杆的直径的改变量。
参考来源 - 独立悬架前横向稳定杆改进设计方法·2,447,543篇论文数据，部分数据来源于NoteExpress
According to the elastic thin plate theory and vibration theory, a boundary element method (BEM) was used to analyze the frequency characteristics of a thin plate in lateral free vibration.
根据弹性薄板理论和振动理论，运用边界元法(BEM)分析了薄板弯曲自由振动的频率特性。
Therefore, the differential equations 'coefficient matrix of the free vibration of the spatial rigid body is automatically formed, and free vibration frequency and its type can also be found out.
最后自动组成空间刚体自由振动微分方程的系数阵，并计算出刚体的自振频率和振型。
In this article, a calculation method is put forward for free vibration frequency of a pipe which contains flow fluid.
本文提出了对包含有流动流体的管道自由振动频率的一个计算方法。
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