本文主要描述依巴谷卫星的光学观测原理，资料处理方法。

In this paper, the observation principle and data reduction method of HIPPARCOS are described.

youdao

本文主要描述依巴谷卫星的光学观测原理，资料处理方法。

In this paper, the observation principle and data reduction method of HIPPARCOS are described.

youdao