目的:研究记波扫描声带振动图在嗓音疾病诊断中的意义。
Objective:To research the significance of videokymography for vocal fold vibration in diagnosis of voice diseases.
导出了A_3模型微振动方程组的通解,并讨论其算例振动图象。
The general solution of equations of small oscillation for A_3 model is solved; and the vibration image is discussed.
振动图是用来记录地面随时间运动并且是地震学家用来研究地震波的基础数据。
Seismograms are recordings of ground motion as a function of time and are the basic data which seismologists use to study the waves generated by earthquakes.
利用有限元分析软件ANSYS对这种结构进行模态分析,得到其共振频率和一阶振动图;
Then the new structure is simulated with modal analysis by finite element analysis software ANSYS, and the resonant frequency and the first vibration map are presented.
该图片是采取无振动按下一个按钮,按遥控器上的控制。而不干扰你可以继续期待透过接目镜到图象。
The picture is taken vibration-free by pressing a button on the remote control. Without disturbing you can continue looking through the eyepiece to the image.
用全息干涉图方法研究了磬的振动模态。
The vibration of qing has been studied by method of holographic interferogram.
根据关节音的声谱图特征,从关节音振动能量、频率、振幅、发生时间等方面对关节音进行鉴别,可能有助于判断颞下颌关节的功能状况。
Therefore, we can identify the joint sounds according to the energy, frequency, amplitude and occurring time of the vibration on the joint sound sonogram.
研究结果表明:外界振动会使谱图的线形变差、线宽增大和相位扰乱,从而降低谱图的分辨率。
It shows that external vibration will result in bad lineshape, large linewidth, and dispersive effect, thus reduce the spectral resolution.
对一个带库仑阻尼和非线性弹簧的单自由度系统的自由振动,用计算机求出了数值解;绘出了位移响应和相轨迹图;讨论了解的物理意义。
The author of this article talked about the free vibration of a no conservative single-degree-of-freedom system with nonliner damping and nonliner spring.
图1。弹针,此处显示的是单独使用的或作为连接器系统的一部分,经过本文作者所在公司进行的严格振动测试。
FIGURE 1. Spring contacts, shown here as stand-alones and as part of connector systems, stood up to rugged vibration testing conducted by the employer of this article's author.
提出基于小波尺度图重分配的信号瞬态特征检测方法和瞬时能量估计方法,并应用于轴承在多种轻微故障状况下的振动非平稳特征的检测与表示。
The singal transient feature detection represent method, and a transient energy evaluation method are used based on the reassigned scalogram for the vibration non-stationary feature representation.
本文应用键图法研究汽车振动问题。
The bond graph is used to study the vibration of automotive vehicles.
本文应用键图法及其相应的键图模拟程序TUTSIM解决了列车垂向振动的实际问题。
Described in the paper is the solution to the problem of train perpendicular vibration by applying bond-graphs method and its relevant simulated program TUTSIM.
在图9所示结构中,内支撑锥形弹簧通过其上下振动,阻止颗粒沉积到密封腔中。
As the infrastructure shown in Graph 9, the inwardly-sustaining cone-shape string prevents particles from depositing into the sealed cavity, via its vibrating up and down.
键图是振动系统建模的有效方法,它易于描述一维的单自由度和多自由度振动。
Bond graph is an effective method to represent one-dimensional single or multiple degrees of freedom (DOF) vibration system.
振动谱图则是振动的体现形式之一,是机械运行状态的变化在振动信息中的反映。
The vibration spectrogram is one information form of the vibration and manifests the mechanical change of running status in the vibration information reflection.
应用键合图理论建立了路面平整度仪振动系统的键合图模型,并推导出状态方程,编制了动态仿真程序。
Based on bond graph theory, the bond model of a road smoothness measuring equipment vibration has been set up, and the state equation and the dynamic simulation program established.
方法:参照电声门图的研究方法,利用16个特征点,运用数学分析,建立声带振动波形图分析方法及量化分析公式。
Methods: Refering to the method of electronic glottis graph and mathematics analysis, using 16 characteristic dots, an analysis method and quantitative analysis formula are established.
分析了支座激励与响应之间的关系,利用图模法推导出蜂窝纸板-质量系统的振动传递率公式。
The relationship between the base excitation and the system response was analyzed, the transmissibility equation of the honeycomb paperboard-mass system was formulated using graph model.
本文应用键图法研究铁道车辆的垂向振动问题。
The bond graph is used to study the vertical vibration of railway vehicles.
其次,基于MATLAB时爆破振动信号进行小波包分析,得到了爆破振动信号在不同频带上的能量分布图。
Secondly, three single deck blast vibration signals were analyzed by wavelet packet based on software MATLAB and the change of energy distribution curve at different frequency bands was obtained.
结果表明,重分配的小波尺度图能够以较高的时频分辨率表示轴承振动中的非平稳特征,反映轴承的多种故障,瞬时能量估计可以作为分析轴承状态的依据。
Results show that the reassigned scalogram has the signal feature in the time-scale plane with the high resolution, the transient energy evaluation has the transient feature in a more distinct as…
结果表明,重分配的小波尺度图能够以较高的时频分辨率表示轴承振动中的非平稳特征,反映轴承的多种故障,瞬时能量估计可以作为分析轴承状态的依据。
Results show that the reassigned scalogram has the signal feature in the time-scale plane with the high resolution, the transient energy evaluation has the transient feature in a more distinct as…
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