自从人类征服宇宙的各种航天活动开展以来,有过无数次令人惊喜,令人赞叹的辉煌成就,但也不乏一些使人难过的痛苦教训。除了由于各种原因造成的发射失败以外(这种失败各国均有),到目前为止,世界上已有14名航天员在执行太空飞行任务时为这一事业献出了生命。 There have been countless surprises and magnificent achievements since the various space activities that conquered the universe by mankind, but there are also some painful and painful lessons learned. In addition to the failure of launches due to various reasons, which have failed in all countries, so far, 14 astronauts worldwide have given their lives in the mission of space missions.