一“10,9,8……3,2,1,发射!”随着指令员的一声令下,九泉发射中心的后羿7号(中国第一艘宇航飞船)点火升空。顿时,飞船上的宇航员云祥瑞觉得一股强大的压力将他紧紧地压在飞行椅上,强达9G的压力将他压得连喘气都非常吃力。他微微转了转头,只见大地上的房屋迅速地变小,窗外看到的是白云形成的瀑布,让他不禁想起 A “10,9,8 ...... 3,2,1, launched!” With the order of the commanding staff, Houyi 7 (China’s first spacecraft) at the launch center of Jiuquan started its ignition. Suddenly, the spacecraft astronaut Yun Xiangrui feel a strong pressure to press him tightly on the flight chair, up to 9G pressure will be pressed him even gasping very difficult. He turned slightly, and saw that the houses on the earth were rapidly getting smaller, and the window saw a waterfall formed by white clouds that made him think of it