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约翰·劳格斯顿(JohnM.Logsdon曾任哥伦比亚号事故调查委员会委员,是一名资深的太空政策分析家,撰写了多部太空方面的著作。瑞斯托·泊利恩(RistoPellinen)教授曾于2002-2005期间担任欧洲宇航局(ESA)科学委员会主席。对于本刊的部分问题,两位天文、航天方面的专家表现出截然不同的看法。“强调中国和其他国家之间的‘差距’
John L. Logsdon is a member of the Columbia Accident Investigation Board and a senior space policy analyst who wrote several books on space science. Professor RistoPellinen As Chairman of the Scientific Committee of the European Space Agency (ESA) from 2002 to 2005, the two astronauts and aerospace experts showed disparate opinions on some issues in this issue. "Emphasizing the ’gap’ between China and other countries