Alo on display will be electronic engine control, currently in production to upgrade CH-47 and UH-60 helicopterengine for the U.S. Army and National Guard.
Finally, the effect of the helicopterengine inlet and outlet was analyzed using a simplified engine model and the rotor-fuselage-engine interactions were obtained.
最后运用简单的发动机模型分析了发动机进出口对直升机流场的影响。
3
The 30′s were not less invention-intensive bringing us the jet engine, helicopter, tea bags, sticky tape, ballpoint pen and the first photocopier.