天气预报 > 其他 > 为什么产生雾霾
为什么产生雾霾
更新时间: 2020-11-06 00:00:00  

产生雾霾主要是空气中悬浮的大量微粒和气象条件共同作用的结果。城市里大楼越建越高,阻挡和摩擦作用使风流经城区时明显减弱。静风现象增多,不利于大气中悬浮微粒的扩散稀释,容易在城区和近郊区周边积累。

关键词: 为什么 产生

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