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空间站远离地面，加上各种特殊环境因素，随时都会发生意外情况。在局面得不到控制或出现严重伤害的情况下，站上的宇航员需要迅速逃离险境或回到地面救治。这就需要在站上配备可随时启用的救生飞船。在俄罗斯和平号空间站上，担负这项重任的就是宇航员平时往返所用的联盟...
Space station away from the ground, coupled with a variety of special environmental factors, at any time unexpected events occur. In the event of uncontrollable or serious injuries, astronauts on the station need to flee the scene quickly or return to the ground for treatment. This requires the station equipped with ready-to-use lifeboats. At the Russian space station Mir, the one responsible for this task is the all-round astronaut alliance ...