地形波是气流经过山区时受地形影响而形成的波状的铅直运动。地形波是对飞机飞行安全影响很大的天气系统。
利用不同密度分层的盐水模拟稳定层结大气条件，在水槽中成功地模拟了两层大气分层流中二维山脊引起的地形波，得到的波动图像与线性理论模式结果在定性上基本一致。
The mountain wave induced by a ridge in two-layer stratifiedfliud has been successfully simulated in a tank . The wave pattern is almost the same compared with the linear theory result qualitatively.
这种波能在特定方向较容易地形成波束。
Such waves can be channeled easily into beam in particular directions .
本文用线性化全球原始方程谱模式来研究地形强迫行星波的垂直传播过程及演变特征。
The vertical propagating process and evolutive characteristics of planetary waves forced by topography are investigated by a global linearized primitive equation model.
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