vibration mode

Their general solutions are solved for expressing of vibration mode function and frequency equations on usual supports is derived with W operator.

应用W算子，给出了振型函数的表达式及几种常见支承条件下的频率方程。

Analysis of Vibration Mode and Response for Hydrogenerator Lower Bracket

水轮发电机下机架振动模态和径向谐响应分析

Results can be gotten as follows: ( 1) The change of central angle has biggish effect on vibration mode of curved girder bridge which is dominated by adverse torsion.

得到以下研究成果：（1）圆心角的变化对曲线梁桥不利扭转为主的振型的影响较大。

The vibration signal is decomposed into a sum of intrinsic mode functions.

振动信号被分解为一系列固有模态函数.

Vibration Mode Analysis of Crane Jib using Finite Element Method

起重机吊臂结构有限元模态分析

On the Complex Mode Vibration Having Antisymmetric Coefficient Matrix

一次项系数矩阵为反对称阵的复模态振动问题及其解

Shaft vibration and bearing temperature increases at shifting steam turbine inlets mode in some turbine-generator sets.

部分大型汽轮机组在进汽方式切换时,高压缸轴承振动与瓦温存在爬升现象.

Vibration Mode Balancing for Cantilevered High Speed Rotor with Spring Support

上悬臂带弹支的高速转子振型平衡方法

In this paper, the adopted vibration reduction measures, including the determination of excavating sequence, cut mode, advance per round, the use of millisecond delay blasting and the set up of uncharged peripheral holes and others, are discussed.

本文论述了所采取的各种减震措施，其中包括开挖顺序、掏槽形式、循环进尺的确定，微差爆破的使用以及周边空孔的设置等。

Effects of vibration mode and types of air entraining admixtures on air bubble structure of concrete

振捣方式和引气剂品种对混凝土气泡结构的影响

The conclusion indicated that the vertical vibration mode of piezoelectric ceramic actuator had the best anti-friction effect.

研究表明，压电换能器处于纵向振动状态时产生的减摩效果最好。

In this article, form the physical principle, the model and the equivalent circuit of thickness extensional vibration mode of thin film transformer is built.

本文从基本的物理学原理入手，建立了纵纵式厚度伸缩薄膜压电变压器的物理模型以及等效电路。

The analysis of vibration mode is an important process during the optimizing design of vertical motor.

振动模态分析是立式电机优化设计的重要步骤.

Stator Vibration Mode Analysis of Ring-type Ultrasonic Motor

环形超声波电机定子振动模式分析

Third, proposed and researched optimizing design mode of constant stress accelerated life test plans under the temperature and vibration stresses.

第三，提出并研究了电连接器在环境温度和振动应力综合作用下的加速寿命试验方案的优化设计模型。

We measured the amplitude of the tuning fork by laser time-averaged holographic interferometry, and the frequency by Vibration Meter Type& 2511, and observed the vibration mode with photoelectric scanning method.

我们尝试了用音叉作为一个简单的空间频率调制器，用时间平均全息干涉法测量了音叉的振幅，并测量了它的频率，用光电扫描法观测了其振动模式。

According to Hamilton Principle, the interpolating vibration mode function is proposed to study the dynamic response of vehicle-bridge coupling Vibration under the moving load.

根据哈密顿原理，提出了应用插值振型函数法，研究多跨连续梁在移动荷载作用下车桥耦合振动的动态响应问题。

Natural frequency and vibration mode obtained via mode analysis and experiment will be used to instruct the production and utilization of fire truck.

通过对臂架进行模态理论分析和模态试验，得到臂架的固有频率和振型，指导云梯的生产和使用，防止共振。

He simultaneous data acquisition system with multi-channel and large-capacity is the important equipment in the flow-field match test of aircraft inlet/ engine and vibration mode test of aircraft, ships and automobiles.

多通道、大容量同步数据采集系统，是飞机进气道／发动机流场匹配试验，飞机、舰船和汽车的振动模态试验中的重要测试设备。

The computation shows that parameters reflecting the tangential stiffness have more significant effects on torsion mode of structure than those on extensional vibration mode and flexural mode.

结果表明，描述结合面切向刚度大小的参数对结构的扭振刚度模态的影响比对纵向振动模态和弯曲模态的影响显著；

For H_2O such local mode phenomena is due to the strong unharmonic of potential energy. For H_2O_2, besides unharmonic, it is further due to a complicate coupling between these two OH vibration mode.

H2O分子的这种现象是由于强的势能非谐性造成的，而H2O2分子除上述原因外，还与两个OH键振动模间的复杂耦合有关。

The parameters reflecting normal stiffness have more obvious effects on extensional vibration mode than those on flexural mode and torsion mode.

结合面法向刚度大小的参数对纵向振动模态的影响比对弯曲、扭振模态的影响显著；

With the increase of the change of central angle, vibration mode of curved girder bridge, which is dominated by torsion, appears later and later, also less and less.

随着圆心角的增大，曲线梁桥的以扭转为主的振型出现的越来越晚也越来越少。

The theory is of certain meaning fulness for the design of torsional transducers and the study of vibration mode series of piezoelectric ceramic vibrators.

本文理论对于扭转振动换能器设计理论的研究，以及压电陶瓷振子振动模式的系列研究具有一定的指导意义。

And modal parameters of self oscillation frequency, vibration mode and damp are precisely found.

并在模型试验中较准确地找出了结构的固有频率 、 振型、阻尼等模态参数.

A kind of piezoelectric transformer works in the bend vibration mode is discussed.

本文所研究的压电变压器工作在弯曲振动模式下.

Compared with P ( LN) ZT, the thickness vibration mode of 1-3 type piezoelectric composites is strengthened obviously, but electromechanical quality factor Q-m is reduced. All of these are in favor of increasing the emission efficiency and receiver sensitivity.

与纯P（LN）ZT压电陶瓷相比，1-3型聚合物/水泥基压电复合材料厚度方向振动增强，机械品质因数Qm明显降低，这有利于提高超声换能器的发射效率和接收灵敏度。

The local vibration mode induced by a impurity atom in a monatomic linear chain

一维单原子链中杂质引起的局域振动模

The vibration behavior and thermal deflection of the circular saw with the slots were studied with the experiment that involve to experimental mode analysis ( EMA) and simulation heating at the edge of the saw blade in this thesis.

本论文采用实验模态分析和模拟加热的实验方法对开径向槽的木工圆锯片进行了动态特性和热变形方面的研究。

An Investigation on the Response Characteristic of Blade Vibration Mode to the Stimuli Force

叶片模态振型对汽流激振力的响应特性分析