Methods:Accelerometers were fixed on the ribs,sternum,and other areas to record the movement of chest wall in dogs,which were subjected to chest impact at velocity from 7.14 m/s to 19.05 m/s.

• 方法：在犬胸壁肋骨、胸骨等部位布放加速度传感器，监测胸壁运动过程，结合撞击物理参数分析胸壁的动力学响应与损伤的关系。