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文章以沥青路面为基础,阐述了预防性养护的三大意义、六大特性,根据实践经验主要介绍了几种常用的预防性养护方法,最后指出其今后发展的方向。
Based on asphalt pavement, the article expounds the three major and six major features of preventive maintenance. Based on practical experience, several commonly used preventive maintenance methods are introduced, and the directions for their future development are pointed out.