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celestial sphere

英 [səˈlestiəl sfɪə(r)]

美 [səˈlestʃl sfɪr]

天球

英英释义

noun

双语例句

  • The simulation results indicate that Rosette and Common-track constellations, whose satellites are distributed in the celestial sphere uniformly, are appropriate for MEO-TDRSS of China.
    仿真结果表明,我国的中轨TDRSS宜采用具备卫星全球均匀分布特性的玫瑰星座和共地面轨迹星座。
  • A Method for Scanning the Celestial Sphere using Real-coded Genetic Algorithm
    基于实值编码GA的卫星巡天扫描方法
  • ( astronomy) moving from west to east on the celestial sphere; or for planets around the sun in the same direction as the Earth.
    (天文学)在天球上从西向东运动;或者指行星按地球运动的方向绕着太阳转。
  • D; ( 3) establishing theoretical relations between polar motion of rotational axis, polar motion and precession-nutation of either celestial sphere reference axis;
    建立了自转轴极移和任一天球参考轴极移和章动之间的理论关系;
  • Through the analysis of the origin of the Chi System, the author has also obtained that the semi-diameter of the celestial sphere is about 13 meters.
    通过对尺寸系统起源的分析,认为古人裸眼目视观测时的天球半径约为13米上下。
  • Its intersection with the celestial sphere will be a great circle& the ecliptic.
    它与天球相交处形成一个大圆&黄道。
  • Model of the celestial sphere; used by early astronomers to determine the positions of stars.
    天球的模型;早期天文学家用的测定星体位置的仪器。
  • If you watch over the period of a day you will see that they move around the celestial sphere once in a period of 24 hours.
    如果你对着屏保看一天,上面的星体也将在24小时内围绕天球旋转一圈。
  • Analyzing the Difficulties in the Celestial Sphere's Coordinate System
    天球坐标系的难点解析
  • Or approximately, it may be defined as the intersection of the diurnal mean direction of rotation axis with the celestial sphere.
    近似地,可以认为天极是自转轴的周日平均方向与天球的交点。