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astrometry

美[ə'strɑːmətri] 英[ə'strɒmətri]

n. 天体测定

形容词：astrometric

Noun

the branch of astronomy that deals with the measurement of the position and motion of celestial bodies

Astrometry has other advantages as well. 天体测量也有其他优势。
Visual position measurements in astrometry are most affected. 天体测量学中视位置的测量受影响最大。
It is specialized in astrometry and survey operations. 它是空间测量学专业船只。
The work of this paper may offer some reference and gist for research on astrometry and geodesy. 本文的工作可为天文大地测量的研究提供一定的参考和依据。
The ESA astrometry satellite HIPPARCOS will be launched in the first part of 1988 or later. 欧洲空间局专门用作空间天体测量的伊巴谷卫星将于1988年上半年发射。
A new theoretical system of astrometry in the frame of relativity ought to be finished. 天体测量学需要在相对论框架下重新建立自己的理论体系。

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