图 书 馆开课单位--国家航空和航天局
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1Transitioning from the Space Shuttle to the Constellation System[从航天飞机过渡到星座系统]
William H. Gerstenmaier(国家航空和航天局) William Gerstenmaier knows the U.S. space program inside out -- both literally and figuratively. As a 30-plus year veteran of NASA, Gerstenmaier has m...
热度：40
William H. Gerstenmaier(国家航空和航天局) William Gerstenmaier knows the U.S. space program inside out -- both literally and figuratively. As a 30-plus year veteran of NASA, Gerstenmaier has m...
热度：40
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