This software has interfaces friendly and a lot of map operations. It is good for the constellation design, simulation and demo of mobile satellite communications system in military or in civil USES.

该软件界面友好，具有丰富的地图操作内容，是军用及民用卫星移动通信系统星座设计仿真、演示的有效工具。

youdao

This software has interfaces friendly and a lot of map operations. It is good for the constellation design, simulation and demo of mobile satellite communications system in military or in civil USES.

该软件界面友好，具有丰富的地图操作内容，是军用及民用卫星移动通信系统星座设计仿真、演示的有效工具。

youdao