飞机是人类20世纪最伟大的发明之一。自从1903年莱特兄弟制造的第一架有动力飞机飞上蓝天以后,飞得更高、更远的梦想一直在鼓舞科学家们向新的高峰攀登。“火车跑得快,全靠车头带。”飞机要飞得更高、更远,靠的是有“飞机心脏”之称的航空发动机。美国国防部在《2020联合设想》发展战略报告中,把雷达、喷气发动机、核武器、夜视装备、灵巧武器、隐身、全球定位系统和能力更强大的信息管理系统,并列 Aircraft are one of the greatest inventions of mankind in the 20th century. Ever since the first powered plane made by the Wright Brothers in 1903 has flown into the sky, the dream of flying higher and further has been encouraging scientists to climb to new heights. “The train runs fast, thanks to the front band. ” The plane to fly higher, farther, by the “aircraft heart ” said the aeroengine. In its “2020 Joint Vision” development strategy report, the U.S. Defense Department placed the radar, jet engines, nuclear weapons, night vision equipment, smart weapons, stealth, global positioning systems and more capable information management systems