经过两年多的精心准备,美国“发现”号将在2005年七月进行航天飞机的复飞。此举引起了世人的广泛关注,其影响程度不亚于1981年“哥伦比亚”号航天飞机首次发射和2003年“哥伦比亚”号空中解体。因为它关乎到机上七名航天精英能否顺利完成任务,平安返回地球;检验改进后的航天飞机能否达到新制定的安全使用要求,从而决定着航天飞机的未来命运: After more than two years of careful preparation, the United States “Discovery ” will make a shuttle go-around in July 2005. The move has aroused widespread concern in the world, its impact no less than in 1981 “Columbia ” first launch of the space shuttle and 2003 “Columbia ” aerial disintegration. Because it is about whether the seven space flight elites can successfully accomplish their tasks and safely return to the earth; testing whether the improved space shuttle can meet the newly formulated safe use requirements and determine the future fate of the space shuttle: