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冲压式翼形伞是60年代发展起来的一种新型降落伞。它改变了一般降落伞利用空气阻力减慢物体在空中的下降速度的工作原理,运用了飞机翼形产生升力在空中滑翔飞行的工作原理设计而成。翼伞采
Stamping wing umbrella is developed in the 60’s a new type of parachute. It changed the general parachute use of air resistance to slow down the speed of objects in the air working principle, the use of the aircraft wing to produce lift in the air gliding flight designed to work from the principle. Wing umbrella mining