I-42是俄罗斯米高扬设计局目前正在研制中的一种新型空中优势战斗机.它将于2000年以后作为俄罗斯空军的主力制空战斗机,取代现役的苏-27.I-42的研制工作始于1983年,当时美国的F-22尚处于方案论证阶段,因而从研制时间上看,并不比F-22晚多少.为了有效地抗衡F-22,I-42上采用了大量高新技术.俄军方要求该机的最大速度不低于苏- I-42 is a new type of air superiority fighter currently under development at the Mikoyan Design Bureau in Russia, which will replace the existing Su-27-I-42 research and development work after 2000 as the main air-to-air combat aircraft of the Russian Air Force In 1983, the F-22 in the United States was still at the stage of program demonstration and was not much later in development time than the F-22. In order to effectively counter the F-22, I-42 used a lot of high-tech. The military requirements of the maximum speed of the aircraft is not lower than the Soviet Union -