Once the spacecraft to return, instead of the normal landing place, there is a survival and rescue, what astronauts have to learn to survive, how to rescue the astronauts must be good.

• 一旦飞船返回来，不是在正常的地方着陆，就存在一个生存和营救的问题，航天员必须学会怎么样生存，怎么样营救，航天员必须配合好。