振动带隙；
The effects of vibration absorber parameters, such as, stiffness, and mass on the vibration band gap were analyzed, and the qualitative changing law of the vibrational band gaps was obtained.
分析局域振子刚度、质量等参数对振动带隙的影响特性，得出带隙变化的定性规律。
The results of analysis prove that the vibration damping and stabilized guidance of saw-blade can be realized by using the aerostatic guide, which can improve stability of band saw-blade.
分析结果证明：使用空气静压导向装置可以对带锯条实现静压推力、振动阻尼和稳定导向，能够提高带锯条的稳定性。
In this paper, the change pattern of the cutting vibration signal during the transient processes and the effect of the parameters of band pass filter on the signal transmission are analyzed.
本文分析了切削振动信号在此过渡过程中的变化规律以及带通滤波器对信号传输过程的影响。
The multi-parallel- magnification circuits and the band-pass filter can well restrain random interfering noise, especially generated by test run vibration.
适配电路中的多级并联放大电路、带通滤波器对试车过程中的随机干扰信号，尤其是振动引起的噪声具有很强的抑制作用。
A lot of complex functions, such as 1/3 octave analysis, sound power, tonality narrow band analysis, vibration spectrum, have been solved.
解决噪声1/3倍频程、声功率、音调窄带谱，振动频谱等复杂功能的在线分析与处理。
Saw drive sophisticated balance calibration, reducing vibration is not easy to ensure that the band saw broken teeth, toothRafah.
锯床传动机构精密平衡校正，减少振动确保锯带不易断齿、拉齿。
A improving level and weight model tensile system for band saw machine was devised on existing level and weight tensile, compared to existing mechanism in band saw vibration.
隔振器式张紧系统带锯机是在原杠杆压砣式张紧系统带锯机的基础上加以改进而形成的一种新式带锯机。
Based on the broad-band random vibration test on a clamping support in missiles, this paper investigates the problems on evaluating the attachment bolt looseness in the structure.
本文在某支撑座结构模型宽带随机振动实验的基础上，研究了如何监测连接螺钉组松动故障程度的问题。
Wide band random vibration of structures is an interesting area in the theory of random vibration in which the number of responding modes is so large that some asymptotic behaviour may be observed.
结构的宽带随机振动理论是随机振动理论中一个引起兴趣的领域。这种随机振动模态数量很大，从而呈现简单的渐近趋向。
Useing the bimorph bend vibration mould, a simple and low cost electroacoustic doubler and mixer available for overall low frequency band can be produced.
利用双晶片的弯曲振动模式可以制造出结构简单、成本低廉的电声倍频器、混频器，可适用于整个低频范围。
Then reviewing other methods on fatigue life assessment, provide an acceptable estimation of acceleration factor calculation method under wide-band random vibration condition.
同时总结了其他计算随机载荷疲劳寿命的方法，说明了使用其他模型计算加速因子是可行的。
By analyzing the vibration model of two-dimensional (2d), the elastic wave band gaps of 2d were calculated and the connection of the elastic wave band gaps with material characteristic was studied.
从二维周期性结构的振动方程出发，建立二维带隙计算模型，并在此基础上分析带隙与材料结构特性的关系。
A broadband underwater Tonpilz transducer was designed by using the coupling of transducer's longitudinal vibration mode and the bending vibration mode of front mass to widen its frequency band.
该换能器利用前盖板的弯曲振动与换能器的纵向振动耦合展宽频带。
Owning to the instantaneous nonlinear characteristics of vibration signals from diesel engine, a new method for identifying characteristic frequency band is put forward by adopting its IMF component.
针对柴油机振动信号的瞬时非线性特点，提出采用柴油机振动信号的IMF分量进行特征频带识别的新方法。
There is a sharp peak in the power spectral density of da- ta. It is a narrow band random vibration which depends on t…
文中还讨论了车轮振动加速度功率谱密度峰值的性质，由于履带节的作用使车轮产生与车速有关的窄带随机振动。
There is a sharp peak in the power spectral density of da- ta. It is a narrow band random vibration which depends on t…
文中还讨论了车轮振动加速度功率谱密度峰值的性质，由于履带节的作用使车轮产生与车速有关的窄带随机振动。
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