GE90是一款专为双发宽体飞机波音777研制和生产的发动机,与普惠公司的PW4000发动机和罗罗公司的遄达800发动机形成竞争。其初始设计始于1990年,基础机型为GE90-76B(已于1995年投入运营),随后通过改进高压涡轮、低压涡轮以及热障涂层等衍生 The GE90 is an engine developed and manufactured for the dual wide-bodied Boeing 777 that competes with Pratt & Whitney’s PW4000 engine and Rolls-Royce’s Trent 800 engine. Its initial design began in 1990 with a base model of GE90-76B (commissioned in 1995) and subsequently by the modification of high-pressure turbines, low-pressure turbines and thermal barrier coatings