These methods but increased the production of road to another disease, namely: surface water damage.
而这些方法却又加重了路面的另一个病害的产生，即：路面的水损害。
The fatigue is the main damage appearance in road surface structure. The character of re-fatigue of road surface material directly relate to it's service life.
疲劳破坏是路面结构损伤的主要现象，路面材料的抗疲劳性能直接关系到路面的使用寿命。
The author analyses the causation of asphaltum road surface damage and puts forward relevant prevention measurement.
本文作者对沥青路面的病害成因作了一般性分析及论述，并提出了几项防治措施。
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