Satellite Navigation System(XXI)
Cao Lai-f · Sci-Tech Information Development & Economy · 2006
This paper introduces the launching,lifting-off and orbit-entering situation of the Red East No.2 communication satellites,Hong Kong's Asia No.1 communication satellite,Fengyun No.1B weather satellite,the 12th ～16th retrievable satellites,and Australia B1 and Australia B2 communication satellites,etc.