中国国家地理:罕见的九大自然现象(图)(9)
2009-05-04 09:23:00
中国国家地理网
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重力波云
重力波云起伏的纹理是源于空气在垂直平面的移动,比如上升气流或是雷暴形成时。
上升气流使空中气涡发生改变,云的流体学特征也随之改变,当这种作用频繁的发生,不同的变化在一个梯度上积累,最终形成可见的振荡的重力波云。
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