Why Don't Jumbo Jets Flap Their Wings?
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作者 : Alexander,David E.
分類 : SCIENCE
關鍵字 : Ebsco>ebook>電子書>Aerodynamics--Popular works.>Aeronautics--Popular works.>Airplanes--Popular works.>Airplanes--Wings--Popular works.>Animal flight--Popular works.>Birds--Flight--Popular works.>Flight--Popular works.>Flying-machines--Popular works.>Lift (Aerodynamics)>Vert>Vertically rising aircraft--Aerodynamics--Popular works.