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meridian
释义
meridian
Encyclopedia
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释
meridian
子午圈
地平坐标系或赤道坐标系中的大圆,即在地平坐标系中经过北天极的地平经圈,或在赤道坐标系中经过天顶的赤经圈。
Physics
交叉学科
天体物理学
meridian
子午圈
meridian
子午线,子午圈
Mathematics
meridian
经线,子午线
Astronomy
meridian
1、子午圈; 2、子午线
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更新时间:2026/1/17 1:45:10