00443nam a22001457a 4500 211015b ||||| |||| 00| 0 eng d 9787119118680 DLC 623.893 SHU Yuan Shuyou (editor) 83223 China's Beidou Navigation satellite system: a pillar of the great power Yuan Shuyou (editor) Beijing Foreign Languages Press 2020 221p ddc BK 587842 587842 0 0 ddc 0 0 NIT NIT 2022-02-14 0 623.893 SHU NIT-13490 2022-02-14 2022-02-14 BK