长征三号甲系列运载火箭成功实现第100次发射（英文）

正At 22:41 Beijing time on April 20, a LM-3 B launch vehicle lifted off from the Xichang Satellite Launch Center and successfully launched the 44 th satellite of the Bei Dou Navigation Satellite System into its preset orbit. This was the 100 th flight of the LM-3 A carrier rocket family and the 302 nd flight of the Long March series launch vehicle.