假人在汽车碰撞安全试验中有着重要的作用，而颈部是其关键的部位。
The usage of dummy have important function in vehicle security crash test, and that, the neck is the key part of dummy.
研究所以交通事故成因、汽车碰撞安全、结构轻量化为主要研究方向。
The main study directions of the institute is focus on researching the cause of the road accident, vehicle crash safety and the lightweight design of vehicle structure.
为了改进汽车碰撞安全等性能，对国内某轿车新产品前舱进行了优化分析。
In order to improve the performance of vehicle's passive safety and other performance, engine compartment of a domestic car was optimized.
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