< p >它取决于季节。下面的数字显示了June-July-August纬向平均温度< a href = " http://old.ecmwf.int/research/era/ERA-40_Atlas/docs/section_D25/parameter_zmtsp.html " rel = " nofollow noreferrer " >从ECMWF ERA-40再分析< / >。正如你所看到的,100 hPa,赤道是< em > < / em >冷比阳光照射的半球。< / p > < h2 > June-July-August < / h2 > < p > < img src = " https://i.stack.imgur.com/nBQBX.gif " alt = "纬向平均温度" > < / p > < h2 > December-January-February < / h2 > < p > < img src = " https://i.stack.imgur.com/fT5At.gif " alt = "在这里输入图像描述" > < / p > < p >获得这样的“事实”问题,在< a href = " http://old.ecmwf.int/research/era/ERA-40_Atlas/docs/index.html " rel = " nofollow noreferrer " > ECMWF ERA-40 atlas < / >是一个很好的来源。现在< em > < / em >为什么是这种情况;这是一个复杂得多的问题在大气动力学和血液循环。地球表面加热,特别是阳光。春天和夏天也热平流层,臭氧吸收太阳辐射。从表面加热导致空气上升到对流层顶,被迫向极的创建一个< a href = " https://en.wikipedia.org/wiki/Hadley_cell " rel = " nofollow noreferrer " >哈得来环流圈< / >。与此同时,地球自转和一切都变得非常混乱和动力系统。 So the fact that winds are strongest near the tropopause (see, for example, DJF winds) is not a direct consequence of where the heating occurs, but rather the effect of a lot of dynamics. For further reading on why atmospheric circulation is as it is, one needs to study textbooks. Some famous textbooks on dynamic meteorology and atmospheric science are: