本文主要讨论地形对天气系统的影响，研究了斜压大气中地形背风气旋的问题。

We primarily discuss orographic effect on the synoptic system, and study the problems of lee cyclogenesis in the baroclinic atmosphere.

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秋冬型更多受强天气系统的影响，春夏型则更多表现出局地中尺度热力环流特征。

The former is under effect of more strong synoptic systems, while the latter shows more characteristics of mesoscale thermal circulation induced by topography.

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它们受到气候变化事件的影响，例如天气系统能影响整个半球和各大洲都有影响。

They are subject to climatic occurrences such as weather systems, which impact upon hemispheres as a whole, and from continent to continent.

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