Major types, original cause and treatment research purpose of road disease in saline soil area are discussed in this paper;

阐述了我国盐渍土地区主要道路病害类型及其成因和病害处治方法研究的意义；

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Only in low temperature area, shrinkage crevice can generate, it is one road disease that is not solved completely in the world at present.

沥青路面的低温收缩裂缝是寒冷地区特有的，是目前世界上尚未完全解决的一种道路病害。

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Many of the factors affecting the quality of roadbed, road disease problems also occur frequently, but most of them are caused by the construction quality problems.

对路基质量的影响因素很多，公路病害问题也经常发生，但其中绝大多数还是由施工质量问题引起的。

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Since its inception in 1961, the Peace Corps has lost at least 287 volunteers to disease, road accidents, crime, and other hazards in their host countries.

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The traffic accident survey was designed to establish whether the level of Bovine TB infection in dead badgers, collected from road accidents, reflected disease prevalence in the badger population in the area.

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