皇冠体育app upgrades satellite navigation system
By Zhao Lei in Xichang, Sichuan province | chinadaily.com.cn | Updated: 2017-11-06 04:23
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Two third-generation Beidou satellites were lifted atop a Long March 3B carrier rocket at 7:45 pm from the Xichang Satellite Launch Center in Sichuan province on Sunday night. [Photo/皇冠体育appnews.com] |
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