发行时间：0001.01.01
总页数：8
编辑：
综保科技
摘要：
national aeronautics and space administration
s
ince the late 1960s, pads a and b at kennedy space center’s launch complex 39 have served as backdrops for america’s most significant manned space flight endeavors — apollo, skylab, apollo-soyuz and space shuttle. located on merritt island, fla., just north of cape canaveral, the pads were originally built for the huge apollo/saturn v rockets that launched american astronauts on their historic journeys to the moon and back. following the join...
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