A method of retarded Green function equation of motion is applied to inveti gate the surface spin wave spectrum of Heisenberg ferromagnet.
用格林函数运动方程方法研究了海森堡铁磁体表面自旋波谱。
In general, the flexural resonance occurs when the frequency of horizontal motion of the gate approaches the natural frequency of the cable.
通常当闸门的水平摆动频率接近索的固有频率时，将产生横向共振。
In general, the flexural resonance occurs when the frequency of horizontal motion of the gate approaches the natural frequency of the cable.
通常当闸门的水平摆动频率接近索的固有频率时，将产生横向共振。
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