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But more significantly,it will（ ）materials and machines into space for industrial purposes unimagined two decades age when“sputik”（artificial satellite）was added to the vocabulary.
A.supply
B.introduce
C.deliver
D.transfer
B.introduce
C.deliver
D.transfer
参考答案
参考解析
解析：deliver指的是航天飞机可以将材料和机械“运入”太空进行科学实验。D.transfer“调动，转移”。
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