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1974年6月,麦克唐纳·道格拉斯公司和马丁·马里塔公司,分别接受了美国空军300万美元的合同,进行高级战略空中发射导弹的整体技术研究,这项研究需要30个月。在这项研究中,马丁·马里塔公司同马夸特分公司合作,由马夸特分公司从事推进系统工作,而麦克唐纳·道格拉斯公司同联合工艺化学系统分公司合作,由联合工艺化学系统分公司从事推进系统工作。本周,空军航空系统分公司即将同麦克唐纳·道格拉斯公司,或者是马丁·马里塔公司签订一项4000
In June 1974, McDonnell Douglas and Martin Marita respectively accepted a U.S. $ 3 million U.S. Air Force contract for the overall technical study of a senior strategic air-launched missile, which took 30 months. In the study, Martin Marita worked with Marquardt Branch to promote propulsion systems by Marquardt Branch and McDonnell Douglas, in cooperation with United Process Systems Systems Division, System branch to promote the work of the system. This week, the Air Force Aviation Systems Division is about to sign a 4000 with McDonnell Douglas, or Martin Marietta