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如何判断经线纬线度数
更新时间: 2020-11-03 00:00:00  

判断经线纬线度数的方法是先确认赤道,纬线是以赤道为零度纬线,向南为南纬,向北为北纬,度数都增大到90度(极点),判定方法是纬线上的点与地球球心的连线与赤道平面的交角。确认赤道后,球面和赤道平行的圆圈称为纬线,南北纬各为90度。经线是北极到南极在地球表面的连线,以经过格林尼治天文台的经线为0度,东西经各180度。经度是地球上一个地点离一根被称为本初子午线的南北方向走线以东或以西的度数。

关键词: 如何 判断 经线 纬线 度数

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