查询词典 mode of vibration

In order to constitute the 3-dimension modal shapes of a structure by using the test data, the methods of determining the phase relationship and the ratios of amplitude of vibration mode in different planes are discussed.

探讨了确定各不同平面内振型的相位关系和幅值比的方法，构建出结构的三维整体模态。

Having set up the dynamic model in ADAMS, this paper uses the method of vibration mode analysis to study the isolating ability of the mounting system.

运用ADAMS软件进行了动力总成悬置系统的模型仿真验证，通过振动模态分析的方法研究了优化前后悬置系统的隔振性能。

Hilbert-Huang Transformation is a new signal processing approach, which can be used to identify the modal frequency, damping ratio and vibration mode of the structure incorporated with NExT.

Hilbert-Huang变换是一种新的信号处理方法，它与NExT法相结合可以识别结构的模态频率、阻尼比和振型。

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。

But after the structure enters the non-linear deformation stage, the period and the vibration mode of the structure is changed gradually.

而结构在进入非线性变形阶段后，周期、振型都发生变化，因此这种转换方法对于受高振型影响较大的中高层结构存在较大误差。

By using the solid FEM and the method decided in this thesis respectively, the vibration mode of crankshaft hi the one-cylinder engine is simulated. Results of two methods are very similar.

最后，为使本文的方法得以推广与应用，采用VC++6.0结合ANSYS与MatLAB编制了一个及模拟、计算和分析于一体的应用软件系统。

The paper establishes the 3D finite element model of a lathe-bed and calculates the result of vibration mode l analysis of it in ANSYS.

本文建立了某型立铣床床身的三维有限元模型，并利用大型有限元分析软件ANSYS进行了模态分析，得出了床身前十阶固有频率和振型。

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。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。