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
  Synonym:sphereempyreanfirmamentheavensvault of heavenwelkin

双语例句

• 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。
• 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。
• 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
• The great circle on the celestial sphere whose plane passes through the sensible horizon and the center of the Earth.
  天球上的一个大圆，有一个通过地球的中心并与观察者的视野平行的平面。
• 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。
• Astronomers have divided the celestial sphere into a total of 88 regions.
  天文学家已把天球划分为88个区域。
• 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。
• Intelligent Model of Astronomical Satellite Using GA for Scanning the Celestial Sphere
  天文卫星巡天扫描智能规划模型及仿真
• 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。