The period of freak wave exceeds average period, but is shorter than the significant period.
畸形波的周期通常介于波列的平均周期与有效周期之间。
The relationship between local mean wind speeds and swell significant wave heights for long period has quantitatively estimated from the superposition equation of energy.
并从能量叠加平衡方程，近似定量估计出大洋中长历时涌浪有效波高与局地平均风速的关系。
Results:ENG showed that there was a significant difference in latent period and wave amplitude between the involved side and the uninvolved side( P < 0.01).
结果：神经电图提示患侧面神经运动传导潜伏期延长，波幅降低，与健侧比较有极显著差异（P。
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