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地球中轴线在那里
更新时间: 2020-10-26 00:00:00  

地球中轴线是南北极纬度90°的连线,又称地轴,指地球自转所绕的轴,北端与地表的交点是北极,南端与地表的交点是南极。地轴是地球自转的假想轴。

假想轴通过地心,连接南、北两极,与地球轨道面的夹角为66°34′。地轴正对着北极星。通过地心并与地轴垂直的平面称赤道面。

关键词: 地球 中轴线 那里

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