查询词典 vibration mode

It is found that the changes in the mode of vibration are sensitive to the damage degree of elements, and there exists a corresponding relationship between them.

发现振动模态的变化对单元损伤的程度较为敏感且有对应关系。

Due to varying in working object and medium, the delivered mode and mechanism of vibration energy of super-frequency hydraulic vibrator is different.

本文系统的综述了国内外高频液压振动器的的现状和发展趋势，通过对几种液压振动器和液压调频器的方案分析，构思设计了回转调频器式超高频液压振动器。

These phenomena are roots of the unsteady excitation. ANSYS was used to solve the structure dynamic equations to obtain the natural frequency of vibration and mode shape of the blade.

本文应用工程软件ANSYS完成了叶片的振型和自振频率分析，结合数值计算得出的气动激扰，进行了叶片的共振分析。

The dynamic performances of the machine-body crossbeam are analyzed in theory. Previous five steps nature frequency and the mode shape of vibration of the machine-body can be solved.

对床身大梁的动态特性在理论上进行了分析，求出了床身大梁的前五阶固有频率和振型。

According to thermoelastic deflection of the V-shaped titled beam, the forth-factorially partial differentiation equation is used to describe the dynamic performance. Then the natural frequency and the mode of the actuator are obtained through analyzing of free vibration modal.

根据硅微致动器V型斜梁热弹性应力变形，推导出弯曲振动的四阶偏微分方程，通过其自由振动模态分析，得到了斜梁弯曲振动的各阶固有频率和振型。

Lattice vibration ; Characteristic yalue of the matrix ; Partial mode

晶格振动；矩阵特征值；局部模

The results show that the fracture mode of blade is vibration fatigue and the main cause of initiation of fatigue crack is the mismatch between rabbet and tongue-and-groove.

结果表明，叶片的断裂模式为振动疲劳，叶片榫头与榫槽配合不当是萌生疲劳裂纹的主要原因。

Flexible redundant robot self-motion vibration suppression plural mode analysis

柔性冗余度机器人；自运动；振动抑制；复模态分析

The analysis results from gear vibration signals show that the fault diagnosis method based on intrinsic mode singular value decomposition and support vector machines can extract fault features effectively and classify working conditions and fault patterns of gears accurately even when the number of samples is small.

对齿轮振动信号的分析结果表明，即使在小样本情况下，基于内禀模态奇异值分解和支持向量机的故障诊断方法仍能有效地识别齿轮的工作状态和故障类型。

On the problem of model parameter determination, the singularity distribution method is used to derive the expressions for numerically calculating the added mass arised from vibration of the structure under three-dimensional case; The aero-dynamic damping ratio is identified from the testing data based on the methods of empirical mode decomposition, improved random decrement and Hilbert transformation; The reduced-order spectral representation method is also deduced in this chapter based on the technique of proper orthogonal decomposition.

在模型的参数计算上，采用奇点配置法推导了三维情形下结构振动诱导流场附加质量的数值计算方法；联合采用经验模态分解、改进的随机减量法及Hilbert变换对索穹顶结构的气动阻尼进行了识别分析；推导了基于本征正交分解的降阶谱解法。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。