美股周一早盘，美国国防承包商雷神技术公司（Raytheon Technologies，RTX）股价上涨0.8%。该公司周一获得美国海军28.8亿美元合同修正案，将提供141套F135推进系统。

　　这些发动机将用于支持美国军方及国际盟友第18批F-35战机的生产。合同工作预计于2028年2月前完成，此举将强化雷神技术公司的国防业务板块。

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