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- forced vibration frequency 强迫振动频率
- The former causes forced vibration at the circular frequency of the crank shaft and the latter causes transient vibration at the natural frequency of the press. 惯性力激发的振动是以曲轴转速为频率的强迫振动，加工力激发的是以压机固有频率为频率的过渡振动。
- EFFECT OF VIBRATION FREQUENCY ON DYNAMIC CONSTITUTIVE RELATIONSHIP OF LOESS? 振动频率对原状黄土动本构关系的影响?
- The vibration frequency of the vocal cords determines the pitch of the voices. 声门震动的快，决定声音的基本频率（即音高）。
- This essary quantitative analyse energy in damped vibration and steady forced vibration each other time. 定量分析了阻尼振动、稳态受迫振动的能量随时间变化的关系。
- The vibration frequency is given by (4. 25), except that m is replaced by the reduced mass. 振动频率在(4.;25)中给出;只是m用折合质量代替。
- It is for telemetering the vibration frequency, dynamic stress and temperature of turbine blades under dynamic state. 用于涡轮机叶片在动态状态下对其振动频率、动应力和温度进行遥测。
- As a numerical example, nonlinear free and forced vibration phenomena of shallow spherical shells with sinusoidal corrugation are studied. 作为算例，研究了正弦波纹扁球壳的非线性自由和受迫振动现象。
- The Natural Vibration Frequency were obtained by galerkin method and multiple-dimensioned method. 通过伽辽金方法和多尺度法求解,得到了悬索的各阶频率计算式。
- In this paper, the vertical forced vibration of dynamic foundation on viscoelastic layered half space was studied in detail. 本文较深入地研究了层状粘弹性半空间上刚性圆形基础的垂直振动问题。
- Express the differences of displacement variation of a mass subjected by a free damped vibration and a forced vibration, separately. 分别叙述一质量受到无阻尼的振动与强制振动时位移变化的不同。
- For a given aperture size and vibration acceleration, the relations between material flow, flow time and vibration frequency were studied by experiments. 通过试验确定了在网孔孔径和振动加速度一定的情况下，物料流量与流动时间以及振动频率的关系。
- The forced vibration problems of a turboshaft engine, which is mounted directly on the main gear box, were investigated. 摘要涡轴发动机的一种常见的安装方式是其主安装节直接与主减速器相连，对这种安装形式下涡轴发动机的受迫振动问题进行了研究。
- A method of separating variables to analyse problems of forced vibration of rigid/viscoplastic eircular plates is suggested. 本文用分离变量方法分析刚／粘塑性圆板的强迫振动问题，给出了该板强迫振动时的挠度与内力解。
- A fault diagnosis mothed for hydro-generator units has been put forward according to their vibration frequency spectrum characteristics. 摘要针对水轮发电机组振动的频谱特点，提出了基于小波包分析的水轮发电机组振动的故障诊断方法。
- Small amplitude forced vibration tests (FVT) for a field large-scale soil-box foundation-structure interaction system were designed and carried out. 摘要设计并完成了野外大比例(1:2)土-箱形基础-框架结构相互作用系统顶部小幅激振试验。
- At the same time, the dependency of the vibration frequency on the Coulomb bound potential and magnetic field is discussed. 同时也讨论了振动频率与库仑束缚势、磁场之间的变化关系。
- A VI-based vibration frequency measurement using CVI software was designed and it is used to measure the frequency and damping of actuator-OPU. 使用LabWindows/CVI软件设计了一个基于虚拟仪器的振动频率测量方法,并将其运用于促动器的固有频率测量中。
- This paper deals with the mechanism of Karman vortex street and calculation of vibration frequency as well as the exciting force induced by vortex. 本文阐述了卡门涡列的机理,并计算了卡门涡列振动频率及诱发的激振力大小。
- This article introducedes that a magnetic pendulum and a simple pendulum make a non-complete forced vibration system.It can be used to study nonresonant natural vibration. 用一永久磁铁构成的摆和一单摆一起组成一非完全强迫振动系统，它可用来观察、研究物体的非共振固有振动现象。
