They are also small and light, was in the air updraft care in the air.
它们又小又轻,被空气中的上升气流托在空中。
The main reason is that the updraft over the ice rain area is weak, and the vapor in the air is not saturated.
这主要是因为冻雨区的上升气流弱,高空水汽不饱和。
Storm rainfall in Qindao is the result of cooperation of plenty of water vapor, strong convergence and updraft, and cold air.
青岛地区产生大暴雨则是充沛的水汽、强烈的辐合上升运动与冷空气共同作用的结果。
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