发行时间：0001.01.01
总页数：50
编辑：
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摘要：
united states space policy: challenges and opportunities gone astray
george abbey and neal lane
american academy of arts & sciences
united states space policy: challenges and opportunities gone astray
george abbey and neal lane
© 2009 by the american academy of arts and sciences all rights reserved. cover image courtesy of nasa. isbn#: 0-87724-081-7 this publication was made possible by a grant from the carnegie corporation of new york. the statements made and views expressed are ...
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