随着我国“村村通”工程的实施，各地区低交通量道路建设的规模不断扩大，但现有道路的使用情况却反映出很多问题，其中不少是关于路面结构设计方面的问题。
With the implement of"village to village"project and the extension of low-volume roads construction scale, many problem, lots of which is about structure design, shows up in the service condition.
近几年城市旧区改造高强度开发，新区建设规模扩大，由此带来的交通环境问题日益突出，在大城市和特大城市尤其如此。
The urban old area has been highly redeveloped in recent years, and it brings increasingly extrusive transportation problems, especially in the big cities.
近几年城市旧区改造高强度开发，新区建设规模扩大，由此带来的交通环境问题日益突出，在大城市和特大城市尤其如此。
The urban old area has been highly redeveloped in recent years, and it brings increasingly extrusive transportation problems, especially in the big cities.
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