片语

periodicity[数] 周期性；频率；定期性

vibration intrinsic frequency振动固有频率

lateral vibration inherent frequency横向振动固有频率

vibration modal frequency振动模态频率

vibration n frequency meter振动频率计

vibration-frequency measurement振动频率法

frequence频率，频繁；频数

vibration transmission frequency振动传递率

vibration altitude frequency response幅频响应

vibration natural frequency振固有频率

Linear vibration motor frequency直线振动电机频率

英汉例句

• The natural vibration frequency and type, the dynamic characteristics of damping are important, Car, wind power calculation and analysis of the earthquake are presented.

  结构的固有振型、频率和阻尼是重要的动力特征，是车振、风振及地震分析等动力计算的基础。

• The calculation result shows that the length of amplitude lever had less effect on the vibration frequency of the system than that of the c…

  经过计算发现，变幅桿的长度对系统振动频率的影响不如弯曲刀桿显着。

• That is, fluctuation of the contour vibration frequency with respect to variety of the electrode film thickness can be made small substantially.

  也就是说，可以使轮廓振动频率相对于电极膜厚度变化的波动小得多。

• Adopted elastic supporting and altered exciting manner, two phase vibration frequency degeneration of the motor is realized.

  采用弹性支撑和改变压电陶瓷激振方式，实现了电机两相振动频率的简并。

• For different story units of structure, the theory of structural perturbations is used. The correct calculation formulation of free vibration frequency is obtained.

  对于各层结构不同的高层建筑、应用结构摄动理论取得了结构自振频率的修正计算公式。

• Through the hydrodynamic analysis, the formula of axial vibration frequency and water hammer pressure of the tool has been obtained.

  通过流体力学分析，得出了该工具轴向振动频率和水击压力公式。

• Then the relationship among vibration frequency of the plate in water and that in vacuo and the Nondimensionalized Added Virtual Mass Incremental (NAVMI) is obtain by utilizing Rayleigh method.

  进而应用瑞利方法得到了薄板水中振动频率与真空中振动频率、无量纲附加虚质量增量之间的关系。

• Exact measurement for the actual vibration frequency of the blade was the focus.

  準确地测量叶片实际振动的频率和振幅已成为透平机械的一个重要研究方向。

• Dynamic characteristics of collaborated system mainly include natural vibration frequency and principal mode, which is the base and precondition of dynamic analysis for collaborated system.

  协作体系的动力特性主要包括体系的自振频率和主振型，它是协作体系结构动力分析的基础和前提。

• Through the structure parameter optimization, the matching between firing frequency and structure solid vibration frequency was more reasonable and the dynamic stability of firing was realized.

  通过对其结构参数优化，使其射击频率与结构固有振动频率匹配更加合理，实现其射击的动态稳定性。

• The results show that the increase of the milling time, the vibration frequency and the charge ratio can effectively decrease the grain size of the alloy powder.

  结果表明：球磨时间延长，振动频率提高和球料比的增大可有效地降低合金粉的晶粒尺寸。

• But in the analysis, influence of different frequency input on control effect, and relation between the control effect and natural vibration frequency of the structure can't be solved.

  但不同频率地震波输入将对建筑物减振效果产生怎样的影响，减振效果和结构物本身自振频率是怎样的关系，这些是以往的时程分析所不能解决的。

• In the paper the mechanism, cause and exhibition in vibration frequency and current frequency of electric machinery are stated.

  文中阐述了电机各种故障的机理、产生原因和其在电机振动频谱或电流频谱中的表现。

• The safety of a main well headframe would be reduced significantly, due to increased loading capacity and higher vibration frequency in a coalmine.

  由于煤矿主井井架提升能力的增加，引起井架桿件受力增大，受迫振动频率增大，导致安全性能降低。

• The results showed that, with appropriate wheel vibration frequency or appropriate workpiece rotate speed, the surface precision of workpiece can be improved.

  结果表明：合理选择砂轮振动频率或工件主轴转速能有效提高工件表面精度，降低表面波纹度。

• The calculation result shows that the length of amplitude lever had less effect on the vibration frequency of the system than that of the curvature cutter holder.

  经过计算发现，变幅桿的长度对系统振动频率的影响不如弯曲刀桿显着。

• The continuous model is adopted in the torsional vibration frequency and resonance of shaft system, the lumped parameter equivalent applied in the sub-synchronous resonance.

  轴系扭振频率和响应计算采用连续质量模型，次同步谐振特性分析采用集中质量模型。

• Besides, in case the vortex shedding frequency is equal to a vibration frequency of structure, the rod will occur the vortex shedding resonance or called vortex resonance.

  并且当漩涡脱落频率与桿件的固有频率接近时，桿件会产生漩涡脱落共振或称涡激共振。

• Overall, the vibration frequency exerts more influence on the welding quality than the vibration amplitude. Therefore, it should give priority to the optimization of the vibration frequency.

  从总体上看，振动频率对焊接质量的影响要比振幅显着，所以应优先对振动频率寻优。

• This paper has worked out the vibration equation of cable truss by treating it as a discrete system and solved the vibration frequency and the displacement responses under stochastic wind loading.

  本文采用离散理论求得索桁架的振动方程，进一步可求得在随机风荷载作用下索桁架结构的振动频率及其位移响应。

• Study of deduction of flute making vibration frequency formula and validation of physical perimeters.

  对笛子制作频率公式的推导和物理量的验证进行了探讨。

• The principle, structure, vibration frequency and amplitude of the resonance stirring reactor are discussed.

  本文对自制共振搅拌反应器的原理、结构、振动频率和振幅进行了分析。

• The vibration frequency and effective mass of strong - and weak-coupling bound polaron was derived by using improved linear combination operator and unitary transformation methods.

  采用改进的线性组合符和么正变换方法导出强、弱耦合束缚极化子的振动频率和有效质量。

• Also the method that can control horizontal vibration frequency is advanced.

  在此基础上，提出水平自振频率的控制方法。

• The general expression for the lateral vibration frequency equations of compressed straight bars with constant cross section on elastic foundations is deduced in this paper.

  推导出弹性地基上的等截面受压直桿横向振动频率方程的一般表达式。