声重 中医学名词,指语声重浊,称为声重,多属外感风寒,以致或湿浊阻滞,肺气不宣,鼻窍不通所致。临床表现有鼻塞、流涕或咳嗽、痰多等症状。
本文研究声重波在垂直切变风场中传播时谱结构的改变。
In this paper, the variation of spectral structure of acoustic gravity waves (AGW's) propagating through a region of vertical wind shear is investigated.
相反,我是猛地向后倒去,只听砰的一声重响,我跌倒在地。
文中导出了声重波波长、相速、传播方向以及振幅的演变方程。
The evolution equations of wavelength, phase velocity, propagation direction and amplitude of the AGW packet are derived.
应用推荐