边界条件对耦合效应有较大的影响，较强的边界条件使椭圆板热弹耦合自由振动的频率变低，但振荡幅度增大。
The boundary conditions has strong influence on the coupling effect, the stronger it is, the smaller frequency of free vibration is but the larger amplitude is.
从理论上对单脉冲放电通道的等离子体振荡特性进行了分析，发现其振荡频谱包含了金属晶格振动的本征频率。
The plasma oscillation spectrum of electrical discharge channel is analyzed, and the eigenfrequency of metal crystal lattice vibration is discovered in the spectrum.
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