CBR is a mature, fast design method for heavy traffic roads. As it needs few basic parameters and involves a simple design process, the method is still used in many countries.
CBR法是比较成熟的重载道路快速设计方法，需要的原始参数少，设计过程简单，目前仍被多国采用。
It is an urgent issue for design departments how to avoid the early damage of the hinged joints of bridge in heavy traffic roads.
如何避免重载交通道路桥梁的铰缝早期损坏问题，是我们设计部门急于解决的问题。
CALINE4 and OSPM model were applicable to simulation and prediction of PM10 concentration on typical Chinese urban traffic roads.
CALINE4和OSPM模型适用于中国典型大城市交通道路PM 10浓度模拟预测。
In general, ambient air contains millions of particles, and the concentration is especially high on heavy traffic roads and in industrial areas.
一般来说，空气中夹杂着大量的颗粒物，在交通繁忙以及重工业地区其浓度最高。
In general, ambient air contains millions of particles, and the concentration is especially high on heavy traffic roads and in industrial areas.
一般来说，空气中夹杂着大量的颗粒物，在交通繁忙以及重工业地区其浓度最高。
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