全民参与道路交通安全集中整治百日行动，共同打造安全和谐有序的道路交通环境。
The whole people participate in road traffic safety centralized renovation take action one hundred days, make safe harmonious orderly road traffic environment together.
智能车辆的一个非常重要的研究课题就是在城市道路交通环境下如何避免行人被车辆碰撞。
A very important issue in the field of intelligent vehicle is to prevent pedestrians from being hit by vehicles under urban road traffic circumstances.
通过试验研究道路交通环境各组成因素对驾驶员唤醒水平的影响，验证并完善了所做的推理。
Experiments were taken to study the effect of the elements of road and traffic environment on arousal level, and the inferences were verified and improved.
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