The Beidou navigation Satellite System has become the third GNSS applied in international navigation.
北斗导航系统成为第三个面向国际航海应用的全球卫星导航系统。
The third step, about 2020, built by more than 30 satellites, global coverage Compass global satellite navigation system, the system performance over the same period the international advanced level.
第三步，2020 年左右，建成由30余颗卫星组成，覆盖全球的北斗全 球卫星导航系统，系统性能达到同期国际先进水平。
The third step, about 2020, built by more than 30 satellites, global coverage Compass global satellite navigation system, the system performance over the same period the international advanced level.
第三步，2020 年左右，建成由30余颗卫星组成，覆盖全球的北斗全 球卫星导航系统，系统性能达到同期国际先进水平。
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