celestial meridian
常见例句
- As a coelostat, MA tracks the motion of celestial objects observed at their meridian passages.
MA作为定天镜跟踪天体的运动，望远镜在天体中天前后进行观测。 - The errors of the circle of a meridian circle will immediately affect the precision in determining celestial bodies' declinations.
刻度盘的误差，是子午环固有的仪器误差之一，它直接影响了天体赤纬的测定精度。 返回 celestial meridian