The results show that the main aerodynamiceffect between the rotor and fuselage is that of the rotor downwash on the fuselage aerodynamic loads.
结果表明，旋翼与机身之间的气动力干扰，主要是旋翼下洗尾流对机身气动力的影响。
3
Some car and lorry drivers try to exploit this aerodynamiceffect by tailgating big trucks to reduce their own fuel consumption. But it is exceedingly dangerous.