汽车被动安全；碰撞模拟；
安全气囊是汽车被动安全系统的主要装置。
Safety airbag is the main unit of automotive passive safety system.
汽车被动安全性问题已成为人们研究的热点。
汽车乘员在前碰撞中的损伤防护一直是汽车被动安全研究的关键问题之一。
Protection of the occupants is always one of the crux problems in the vehicle passive safety research.
使用高强度钢板是实现汽车轻量化、提高汽车被动安全性的重要途径之一。
The application of high strength steel is very important in automotive light weighting industry and promoting passive security.
因此，汽车侧面碰撞安全性的研究成为汽车被动安全性研究的一项重要内容。
So research on the safety of side impact becomes an important item in the passive safety of the car.
随着人们对汽车被动安全性的要求不断增高，对安全气囊的研究开发工作成为热点。
As people's requisition for passive safety is increasing constantly, the research and development of the airbag become the focus.
从而为汽车被动安全的研究，尤其是为改进汽车前部形状以减少行人伤害的研究建立了一种可以信赖的工具。
Thus at the automobile passive security study, especially in the research of improving the automobile front part shape to reduce pedestrian injury, a model tool which can be trust is established.
因此，如何改善提高汽车被动安全性能对减少或避免交通事故带来的一系列社会和经济问题有着重要的现实意义。
Therefore, how to improve vehicle passive safety performance to reduce or avoid a series of social and economic problems caused by traffic accidents have important practical significance.
驾驶员和乘员在汽车运行时必须系好安全带，安全气囊属于被动安全装置，只有和安全带配合使用，才能有真正的安全保护效果。
Drivers and passengers in the car must wear a seat belt, airbag is a passive safety device, only with the use of seat belts, in order to have a real security effect.
近年来，随着我国汽车保有量的持续增加，道路交通事故数量也在不断增加，汽车的被动安全问题越来越引起人们的关注。
In recent years, as our country continued increase in car ownership, the number of road accidents also increased, the passive vehicle safety is increasingly a cause for concern.
汽车座椅是最重要的被动安全系统之一。
汽车座椅是最重要的被动安全系统之一。
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