The results turn out to be of that vehicle speed,bonnet leading edge height and stiffness of bonnet and windscreen have significant influences on head-brain injuries.

• 研究表明,汽车行驶速度、发动机盖盖沿高度以及发动机盖和挡风玻璃的刚度等参数对行人颅脑损伤影响显著。