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跟踪与数据中继卫星系统可极大地改善地基用户与其低地轨道飞行器之间的实时通信联络,并可大量减少造价昂贵的地面站。本文详叙了各国跟踪与数据中继卫星的发展概况。
Tracking and data relay satellite systems can greatly improve real-time communications between ground-based users and their LEO counterparts and can significantly reduce the cost of ground stations. This article details the development of tracking and data relay satellites in various countries.