BeiDou Navigation Satellite System
The BeiDou Navigation Satellite System (BDS, simplified Chinese: Bei Dou Wei Xing Dao Hang Xi Tong ; traditional Chinese: Bei Dou Wei Xing Dao Hang Xi Tong ; pinyin: Beidou weixing daohang xitong) is a Chinese satellite navigation system. It consists of two separate satellite constellations - a limited test system that has been operating since 2000, and a full-scale global navigation system that is currently under construction.
What is the BeiDou Navigation Satellite System?
a Chinese satellite navigation system
The BeiDou Navigation Satellite System (BDS, simplified Chinese: Bei Dou Wei Xing Dao Hang Xi Tong ; traditional Chinese: Bei Dou Wei Xing Dao Hang Xi Tong ; pinyin: Beidou weixing daohang xitong) is a Chinese satellite navigation system.
the BeiDou Navigation Satellite System