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时间:2010-06-01 00:28来源:蓝天飞行翻译 作者:admin
曝光台 注意防骗 网曝天猫店富美金盛家居专营店坑蒙拐骗欺诈消费者

the vortices roll up tightly into so-called tip vortices. These tip vort,ices remain
in fiuid medium for some time before getti:g dissipated because of viscosit)r and
ambient turbulence. For the time duration when these tip vortices exist, they can
create significant hazards to the aircraft that fiy into this area unaware of/their
existence.
REVIEW OF BASIC AERODYNAMIC PRINCfPLES                33
                                                   Lower Surface
a) Crossflow around wing tips
                                                 
                                                 
                                                 
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