工程师正在维修航空发动机
航空发动机(aero-engine)是一种高度复杂和精密的热力机械,作为飞机的心脏,不仅是飞机飞行的动力,也是促进航空事业发展的重要推动力,人类航空史上的每一次重要变革都与航空发动机的技术进步密不可分。
aero-engine is a highly complex and sophisticated thermal machinery, as the heart of the aircraft, is not only the power of aircraft flight, but also an important driving force to promote the development of aviation, every important change in the history of human aviation is closely related to the technological progress of aero-engine.
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