现场视频：我国成功发射第五十四颗北斗导航卫星
简介：
2020年3月9日19时55分，我国在西昌卫星发射中心用长征三号乙运载火箭，成功发射北斗系统第五十四颗导航卫星。卫星顺利进入预定轨道，后续将进行变轨、在轨测试、试验评估，适时入网提供服务。
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![[新闻直播间]我国成功发射第54颗北斗导航卫星](https://sun9-78.userapi.com/hu1WRuPGxRF3Colt12IWQyClhrgAQIVfTWJKNg/sQd602em8hQ.jpg)
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![[朝闻天下] 我国成功发射第四十九颗北斗导航卫星](https://sun9-79.userapi.com/c857628/v857628864/db4f5/iJJA5YK5sNk.jpg)
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