differential astrometry
英
美
- 较差天体测量
双语例句
- Astrometry has other advantages as well.
天体测量也有其他优势。 - A set of new theory and method of astrometry are being modified, we should catch up with development of this field.
新的一套天体测量理论和方法正在变更之中，我们应及时跟上这个领域的发展步伐。
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