celestial position circle 中文意思是什麼
celestial position circle
解釋
天文定位圓-
On the contrary, an object reaches its lowest position when passing through the semi - circle which includes the nadir and the nearest celestial pole, and this phenomenon is called lower culmination
經過包括天頂的那半個子午圈時,天體到達最高位置,稱為上中天。經過包括天底的那半個子午圈時,天體到達最低位置,稱為下中天。 -
A celestial object will reach its highest position when passing through the semi - circle which includes the zenith and the nearest celestial pole, and this phenomenon is called upper culmination
包括天極天頂和天底的大圓圈稱為子午圈。當天體經過觀測者的子午圈時便稱為中天。
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