振动带隙；
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 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.
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。
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.
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