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2000年12月21日零时20分,西昌卫星发射中心传来喜讯、长征三号甲运载火箭又一次升空,将我国自行研制的第二颗北斗导航试验卫星送入太空。从而完成了历史性的跨越,使我国即将成为世界上继美苏之后第三个建立自己导航系统的国家。这次是长征系列运载火箭第64次发射,也是自1996年10月以来运载火箭连续22次获得成功。北斗导航试验卫星系统由两颗卫星
At 0:20 on December 21, 2000, Xichang Satellite Launch Center came good news and the Long March III A carrier rocket went off again. The second Beidou Navigation Experimental Satellite developed by China was put into space. Thus completing a historic leap so that our country will soon become the third country in the world to establish its own navigation system after the United States and the Soviet Union. This is the 64th launch of the Long March series of launch vehicles and the success of the launch vehicle for 22 consecutive launches since October 1996. Beidou navigation test satellite system consists of two satellites