白改黑是道路建筑用语，指的是水泥路面改为沥青路面。
水泥路面白改黑工程中沥青找平层起着提供沥青加铺层工作平台和防反射裂缝的作用。
Asphalt leveling course has effect on providing working platform for asphalt leveling course and preventing reflection cracks in the "adding ac overlay on PCC pavement" project.
本文详尽介绍了采用注浆稳固法的“白改黑”工程的工艺、质量控制方法和工后观测结果。
This article introduces, in details, the construction technology, quality control and follow-up survey of "Add-surfacing ac Layer on the PCC" projects using injection stability.
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