The model is of great importance to improve traffic safety level for traffic authority' s sound decision making.

模型对交通管理者提高交通安全性的科学决策具有重要指导意义。

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To improve traffic safety level and increase the efficiency of crossing facilities, the paper presents a methodology in studying selection preference of pedestrian crossing behavior.

为提高行人的交通安全水平和过街设施的使用效率，研究行人对过街设施的选择行为。

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Once it trickles down into commercial vehicles, it could improve vehicle safety and reduce traffic deaths.

一旦该技术逐渐应用于商用车辆上，就可以提高车辆安全性，并减少交通死亡人数。

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The project's goal is to better understand the potential for car-to-car and car-to-infrastructure to improve traffic safety and personal mobility.

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Naturally the project also aims to improve traffic safety, reduce environmental impact and - thanks to smooth speed control - cut the risk of traffic tailbacks.

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Despite its findings, LaHood said the National Highway Traffic Safety Administration was considering new regulations to improve safety.

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