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晴朗的夜晚为什么多出现霜冻

更新时间: 2020-09-15 00:00:00     

日落之后,地面失去热源,同时地表也会散热。因为是晴朗的夜晚,天空的含云量较少,逆辐射作用小,不会对大地形成保温作用,因此晴朗的夜晚气温较低。由于气温的降低所以很容易形成霜降。

关键词: 晴朗 夜晚 为什么 出现 霜冻

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