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Continue to ChatPratt & Whitney: material considerations in next generation of engines https://leehamnews.com/2015/04/01/pratt-whitney-material-considerations-in-next-generation-of-engines/
Pratt & Whitney: material considerations in next generation of engines https://leehamnews.com/2015/04/01/pratt-whitney-material-considerations-in-next-generation-of-engines/