Based on the test research on asphalt recycling materials,this paper tested the activation and regeneration effect of asphalt recycling to aging asphalt,explored the relationship between asphalt recycling mixing amount and recycling effect,verified the feasibility applied asphalt re-cycling to asphalt pavement maintenance,and through the comprehensive analysis on detection data to asphalt recycling test section of Weitong highway,gained the asphalt recycling was a good material for road maintenance.%在对沥再生材料进行试验研究的基础上，检验了沥再生对老化沥青的激活再生效果，探讨了沥再生掺量与再生效果之间的关系，验证了沥再生应用于沥青路面养护的可行性，并通过对渭潼高速公路沥再生试验段的检测数据进行综合分析，得出沥再生是一种良好的道路养护材料。
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