...景理论，要求描写中应该突显车的驾驶员(driver)、车的位置和速度(position and estimated speed of the car)、路况(type of road)、车祸造成的后果——人员伤亡和车辆损毁(damage to each vehicle involved and injuries to persons involved)等要素。
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Reasonable type of road cross section could ensure the smooth vehicle flow, at the same time, it could reduce the pollution of traffic to environment through reasonable greening arrangement.
合理的道路横断面型式一方面可以保证车流的畅通，另一方面也可以通过合理的绿化布置减少交通对环境的污染。
As a new type of road material, the characteristics of foamed bitumen mixture are not understood fully.
泡沫沥青混合料是一种全新的道路材料，其有关特性尚不完全清楚。
The producing method of this material is simple, the energy consumption and the production cost are low. It has good performances and is a new type of road cem...
该新型道路材料生产工艺简单，生产能耗低，成本低，性能优良，可作为道路水泥的换代产品。
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