![Launch marks milestone in nation's space effort 中国航天事业的里程碑 Launch marks milestone in nation's space effort 中国航天事业的里程碑](../../attachement/jpg/site15/20210524/f44d3075890f2215926a46.jpg)
The final satellite of the Beidou Navigation Satellite System is launched and sent into orbit by a Long March 3B carrier rocket from Xichang Satellite Launch Center in Sichuan province on Tuesday.
星期二,北斗三号全球卫星导航系统最后一颗组网卫星在四川省西昌卫星发射中心由长征三号乙运载火箭送入轨道。
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