我国漠河镇与海口市的1月平均气温相差近50℃,最主要的影响因素是

我国漠河镇与海口市的1月平均气温相差近50℃,最主要的影响因素是(   

A.海陆位置差异                       

B.东西距离远

C.地势高低起伏大                     

D.南北纬度跨度广

答案

D

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