2005年10月12日,“神舟”六号载人飞船顺利升空,飞船在太空绕地球飞行5天5夜,2005年10月17日凌晨,返回舱安全减速着陆。当运载火箭点火后离开发射台升空的瞬间,只见火箭底部涌出庞大的白色气团,其实这并不是火箭喷出的废气,而是升空时火箭内 On October 12, 2005, the “Shenzhou” manned spacecraft was successfully launched on the 6th. The spacecraft flew around the Earth in space for 5 days and 5 nights. On the early morning of October 17, 2005, the spacecraft returned to its safe deceleration landing. When the launch vehicle fired off the launch pad and fired at the moment, I saw the bottom of the rocket gushing a huge white air mass, in fact, this is not the rocket exhaust emissions, but when the rocket launch