4.当黑龙江省是瑞雪纷飞的隆冬季节,南海诸岛却是一片盛夏景象,这反映了我国

A.东西时差大                                             B.跨经度广

C.跨纬度广                                               D.昼夜长短相差大

  • 答案
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