1.The findings could help design more effective head protection for humans.
这一发现可能有助于为人类设计出更有效的头部保护装置。
2.In the effective head impact area that decided by the European Regulation ECE 21, 10 points are selected to do the head impact simulation.
在参考欧洲法规ECE21得到的有效头部碰撞区域内选取了10个点进行头部碰撞仿真。