Your answer should include a model of the effects on traffic flow of the number of lanes, peak and/or average traffic volume, and percentage of vehicles using self-driving, cooperating systems.
你的答案应该包括对车道流量，峰值、（和/或）平均交通量，以及自动驾驶车所占的 比例。
When designing pavement structure, we want to use bituminous concrete to improve driving comfort and to consider volume of traffic and hours of use to confirm thickness of pavement.
路面结构设计时为增加行车舒适性采用沥青混凝土路面，考虑交通量和设计年限，确定合理的路面厚度。
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