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预防性养护的实质是在适当的时间,将适用的技术措施,应用在适宜的路面上,分析了沥青路面预防性养护技术及怎样确保预防性养护工程质量。
The essence of preventive maintenance is to apply the appropriate technical measures to the appropriate road at the right time and analyze the preventive maintenance technology of asphalt pavement and how to ensure the quality of preventive maintenance works.