查询词典 vibration number

For the condensed dynamic stiffness matrix in finite models which have finite number of freedom and any dynamic stifmess matrix of infinite system, the element of them is a transcendental function of eigenfrequency. And therefore transcendental eigenvalue problem is needed to be solved in order to get the natural frequency and modes of vibration.

对于有限自由度系统的缩聚动刚度矩阵和无限自由度系统的任何动刚度矩阵，其元素是频率的超越函数，因此求解结构固有频率及其振型归结为求解超越特征值问题。

A large number of real data about axial load, axial displacement and vibration character istics of roll system are obtained.

轴向动载荷系数的确定为合理地分析轴向力对轧辊轴承的作用提供了依据。

At last,simulation research is carried out on radar echo of two same frequency vibration scatter points.Theoretical annlysis and simulation result indicate that the model is effective and that the periodicity of amplitude modulation function and phase modulation function is invariable as the number of scatter points increased,but,their amplitudes are variational.

最后对两个同频振动散射点合成雷达回波进行了计算机仿真研究，理论分析和仿真结果表明，该模型是有效的，并且随着同频振动散射点数的增加，其幅度调制函数和相位调制函数的周期性不发生变化，只是它们的值会随着振动点数的增加而改变。

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。

The relationship between the vibration and the sound radiation of the mechanism was revealed through wave number analysis.

通过对高速弹性机构振动波数谱的分析，揭示了机构振动与声辐射性能的内在关系。

The space contraction results in an increase of the wavelength of light. The energy flux density of the light wave decreases with the times of vibration in a unit time while decreases with the number of wave (caused by the increase of the wavelength) in a unit volume (unit length for plane homochromatic waves).

光波的能流密度一方面会随单位时间内波振动次数的减少而减小，另一方面会随单位体积内（对单色平面波就是单位长度内）波的数目的减少而减小。

According to this model, the dimensionless velocity potential of the incident acoustic field,(where, F is the velocity potential, v 0 the velocity amplitude of the vibration source, k =2 p / l the wave number), can be expressed as an integral equation over the surface of the levitator emitter and reflector, and then solved by the boundary element method.

该模型将入射声场速度势 F 的无量纲形式，（ v 0是声源振动速度峰值， k =2 p / l 是波数），表达为发射端和反射端表面上的边界积分方程，并通过边界元方法求解。

Pythagoras averred that each number has a vibration and that certain beneficial numbers can give luck.

毕达哥拉斯坚称每个数字都有个心灵共鸣点而些数字乃俗称的幸运数字。

To ensure the quality of products, all major procurement of spare parts are 500 companies in the world and spending huge sums to introduce color analyzer, vibration test, environmental test instruments and other advanced equipment testing and evaluation of products, quality in the industry stability Habitat crown first,"relying on quality to win the trust", the creators of the strength of the market agree that one of the recipients of "national exemption product","Chinese famous brand","Guangdong Province","China Famous","Shenzhen high-tech technology enterprise "," quality of trust units of the brand Products,"" good reputation in the market of consumer satisfaction with the unit "and" the most market competitive brands ", such as a number of honorary title and the first in China through the ISO9001 international quality management system certification, ISO14001: 2004 International Environmental Management System Certification, China 3C certification, European CE certification, Korea and Japan than at home and abroad certification authority.

为确保产品质量，所有主要的零配件都采购于世界500强企业，并斥巨资引进色差分析仪、振动测试台、环境测试仪器等先进设备对产品进行检测和评定，品质在行业内稳居冠首，&靠品质赢得信赖&，联创的实力得到市场的认同，先后获得&国家免检产品&、&中国名牌产品&、&广东省著名商标&、&中国名优产品&、&深圳高新技术企业&、&质量信得过产品单位品牌&、&市场信誉好消费者满意单位&、&最具市场竞争力品牌&等多项荣誉称号，并在国内率先通过ISO9001国际质量管理体系认证、ISO14001：2004国际环境管理体系认证，中国3C认证，欧洲CE认证，韩国和日本等国内外多家权威机构认证。

Throughout the ages, adepts of every time and place have achieved the highest levels of magical attainment through the understanding of sound, color, number and vibration as embodied in the Kabbalah.

古往今来，修行的每一个时间和地点都达到了最高级别的魔法素养通过了解声，颜色，数量和振动所体现的

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。