天文学,天体测量学
... 星团型造父变星 cluster-type cepheids 星位角 parallactic angle 星系 galaxy ...
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... 纵摇角 angle of pitching 星位角 angle of position 螺旋桨桨叶安装角 angle of propeller blade setting ...
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... 余纬(co-latitude) 星位角(position angle;parallactic) 球面直角三角形(right-angled spher-ical triangle) ...
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... angle sideboard ANGLE SIDEBOARD 转角边柜 position angle parallactic angle 星位角 rake angle clearance angle 齿背角 ...
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·2,447,543篇论文数据,部分数据来源于NoteExpress
用解球面三角形的方法,通过两天体的球面距离,求得星位角,从而求得船位的经纬度。
Through the solution, the star position angle can be found with so - called "star distance" (Short for the spherical distance between two stars)determined So as to have the fix solved.
它们当中最热的恒星位于猎户四角恒星簇的区域。
天文测量误差极限:参考星位置对应的最大误差,用角秒表示。
Astrometric Limit: The maximum residual in the place of a reference star, specified in arc seconds.
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