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。

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By changing the brush diameter, density, the gap between brush bristles and the axis, and the shape of brush edge, the influence of the structure parameters on the seal performance is obtained.

通过改变刷毛直径、刷毛密度、刷毛与轴的间隙以及刷毛齿形，分析了这些结构参数对密封性能的影响规律。

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By changing the brush diameter, density, the gap between brush bristles and the axis, and the shape of brush edge, the influence of the structure parameters on the seal performance is obtained.

通过改变刷毛直径、刷毛密度、刷毛与轴的间隙以及刷毛齿形，分析了这些结构参数对密封性能的影响规律。

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