本文分析了依巴谷空间天体测量卫星主探测器析像管和恒星测绘仪的工作缺点；

The defects of main detector, Imange Dissector Tube (IDT), in HIPPARCOS Space Astrometry Satellite are discussed.

youdao

从人造卫星上进行这种天体测量，那就又快又精确，这就是依巴谷空间测量卫星的特点。

If the astrometry is to be done from an artificial satellite, then the result could be obtained more quickly and accurately. This is the special advantage of the Hipparcos method of astrometry fro...

youdao