天气预报 > 其他 > 下沉气流为什么风小
下沉气流为什么风小
更新时间: 2020-10-31 00:00:00  

下沉气流之所以风小是因为下沉气流在向低处运动过程中,由于温度变高,水汽受热被蒸发掉了,所以气流变得愈加干燥,云层自然也就减少,自然风速就变小。在中低纬度,对流云附近和云块之间的晴空,有一明显的干下沉气流区。一般来说,在云的中上部,云外的下沉气流速度约为云内主要上升气流速度的20%~50%。

关键词: 下沉 气流 为什么

下沉气流为什么风小相关经验

天气预报

最新推荐

页面:/news/view-265727/ | 耗时:0.9027 s | 内存:2.11 MB | 查询:4 | 缓存读取:3 写入:0 | 加载文件:25
select * from tbl_Articles WHERE ArticleID=265727 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=265727 LIMIT 0,1
select * from tbl_Articles_sphinx where id=265727 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(1809920,1357512,1127311,1981320,109121,1603926,1118461,729262,816884,1089526,1638845,544721,1092422,1094613,1071003,517744,1096747,1619868,2445398,1320833,315119,2866369,1902197,2433278,1906348,1674772,3235657,466100,1042134,2210845) ORDER BY field (ArticleID,1809920,1357512,1127311,1981320,109121,1603926,1118461,729262,816884,1089526,1638845,544721,1092422,1094613,1071003,517744,1096747,1619868,2445398,1320833,315119,2866369,1902197,2433278,1906348,1674772,3235657,466100,1042134,2210845)