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1997年9月7日,美国第四代战斗机F-22在加州马里塔的多宾斯空军备用基地成功地进行了长达58分钟的首飞试验,它的成功首飞试验使这架举世瞩目的新一代战斗机计划跨入一个新的里程碑。F-22可变后掠翼隐形战斗机是计划替代F-15战斗机的最新产品。F-22战斗机主要由美国最大的国防承包商洛克希德·马丁公司在花费10多年的时间研制成功的。1997年3月,美国空军宣布F-22正式取名为“猛禽”战斗机。
On September 7, 1997, F-22, the fourth-generation U.S. fighter jet, successfully conducted its first flight test lasting 58 minutes at the Dobbins AFB in Marita, California. Its successful first flight test made this world-renowned A new generation of fighter plans into a new milestone. F-22 variable swept-wing stealth fighter is planning to replace the F-15 fighter’s latest product. F-22 fighters were first developed by Lockheed Martin, the nation’s largest defense contractor, in more than 10 years. In March 1997, the U.S. Air Force announced that the F-22 was officially named the “Raptor” fighter.