图 书 馆开课单位--美国国家航空航天局
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1Developing the Hardware for Future Human Space Exploration[为未来人类空间探索开发硬件]
Michael Griffin(美国国家航空航天局) While Michael Griffin sees a wealth of reasons for space exploration in general and returning to the moon in particular, NASA must still manage on a t...
热度：33
Michael Griffin(美国国家航空航天局) While Michael Griffin sees a wealth of reasons for space exploration in general and returning to the moon in particular, NASA must still manage on a t...
热度：33
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