Dr. Lai Jiang Institute of Mechanics Mechanics denied my guess. He pointed out that, under normal c

Dr. Lai Jiang Institute of Mechanics Mechanics denied my guess. He pointed out that, under normal circumstances, the aircraft collided with the ground, the first contact with the ground is the head. However, the connection of the wing and fuselage also less secure:. "Section head back, due to inertia and kinetic energy and momentum of its own, the whole body will have a huge moment of collision with the ground plane, the general From the middle of the aircraft fuselage prone to fracture. " Also, because the body can also be placed precisely in the middle of the tank, and if there is a surplus of fuel crash, an explosion will happen here. For example, the 2011 Yichun crash, jiffy lube coupons the central body is broken, the plane burst into flames.
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