celestial sphere
英 [səˈlestiəl sfɪə(r)]
美 [səˈlestʃl sfɪr]
天球
英英释义
noun
- the apparent surface of the imaginary sphere on which celestial bodies appear to be projected
双语例句
- Analysis on the Position Sensitive Detector Positioning Error Caused by Laser Spot Using New Three-Ray Model The purple dots on the celestial sphere mark the locations of pulsars that have already been detected.
采用三线位置敏感探测器定位模型分析光斑对定位精度的影响屏保中紫色的点表示已探测到的脉冲星位置。 - C++ software is used to classify tri-stars of the guide stars in celestial sphere and implement the method. It is concluded that the SOFM network can reflect the complicated information among star patterns better.
应用C++软件编程，对全天导航星星表的星信息进行了星三角采样、分类，指出SOFM网络可以很好地提取、反映星表中的复杂信息。 - Either of two points on the celestial sphere at which the ecliptic intersects the celestial equator.
二分点在天球上天赤道与黄道相切的两点中的任一点。 - A great circle on the celestial sphere that passes through both celestial poles.
通过天体球两极与天体赤道成直角相切的大圈。 - A point in the heavens ( on the celestial sphere).
天上的一个点（在天球上）。 - 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。 - The point on the celestial sphere toward which the sun and solar system appear to be moving relative to the fixed stars.
天球上的一个点，太阳和月亮构成的系统看上去都在相对于这个点运动。 - 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。 - 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； - With 486 partitions, an equal partition method of celestial sphere without overlap is firstly presented to speed up guide star indexing.
首先提出在直角坐标系下将天球球面均匀地分成486个分区的方法&内接正方体法，实现导航星的快速检索。