According to the video, which of the following statements about the BDS is true? ( )
选项:
A:It’s not a self-developed satellite navigation system in China.
B:It’s the third mature satellite navigation system after GALILEO.
C:It can provide high-precision and high reliable positioning for users all day.
D:It is a closed system and only serves the Chinese people.
发布时间:2024-04-01 21:38:13