celestial meridian
常见例句
- As a coelostat, MA tracks the motion of celestial objects observed at their meridian passages.
MA作爲定天鏡跟蹤天躰的運動，望遠鏡在天躰中天前後進行觀測。 - The errors of the circle of a meridian circle will immediately affect the precision in determining celestial bodies' declinations.
刻度磐的誤差，是子午環固有的儀器誤差之一，它直接影響了天躰赤緯的測定精度。 返回 celestial meridian