人类在制造飞机的过程中,一直在试图借鉴鸟的飞行技巧。最先被人类模仿的飞行方式是扑翼飞行,这可能是由于人类最初总是喜欢用最感性的方式去认识世界。但是,扑翼飞行是以鸟类特殊的生理结构为基础的。比如说,鸟类的胸肌非常发达,依靠胸肌的收缩、舒 In the process of making aircraft, mankind has been trying to draw lessons from bird's flying skills. The first flight mode imitated by mankind was flapping-wing flight, probably due to the fact that mankind initially liked to know the world in the most sensual way. However, flapping wing flight is based on the bird's special physical structure. For example, the pectoral muscle of birds is very well developed and depends on the contraction and relaxation of the pectoral muscles