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洛克韦尔国际公司十分自信今秋能取得美国国防部/NASA的一项研究合同,以保证1993年不载人大推力一次性使用的运载火箭(ELV)首飞.
Rockwell International is confident that a research contract with the U.S. Department of Defense / NASA could be obtained this fall to ensure the first-ever launch of a single-use launch vehicle (ELV) with no human thrust in 1993.