本文介绍中国第二代国内通信卫星——东方红二号甲（DFH-2A）的总体及分系统概貌。

This paper gives a brief description of the DFH-2A communication satellites which are the second generation of Chinese domestic communication satellites.

youdao

本文介绍中国第二代国内通信卫星——东方红二号甲（DFH-2A）的总体及分系统概貌。

This paper gives a brief description of the DFH-2A communication satellites which are the second generation of Chinese domestic communication satellites.

youdao