Pratt & Whitney赢得了15亿美元的合同,用于更新F-22战斗机喷气式发动机。 Pratt & Whitney wins $1.5 billion contract to upgrade F-22 fighter jet engines.

Pratt & Whitney是RTX公司的子公司,赢得了15亿美元的为期三年的合同,用于维护和改进美国空军F-22战斗机F-119发动机。 Pratt & Whitney, a subsidiary of RTX Corporation, has won a $1.5 billion, three-year contract to maintain and improve the F119 engines for the U.S. Air Force's F-22 fighter jets. 合同的目的是提高发动机的性能,降低维修费用,延长已飞行90多万小时的400多部发动机的寿命。 The contract aims to enhance engine performance, reduce maintenance costs, and extend the life of over 400 engines that have flown more than 900,000 hours. Pratt & Whitney还计划将3D印刷零件纳入发动机,以进一步降低成本。 Pratt & Whitney also plans to incorporate 3D printed parts into the engines to potentially reduce costs further.