The old asphalt mixture being dealt with cement is a cold in - place recycling method . the mechanism is that the crushed asphalt mixture and lime soil are reused and is stabilized by cement additive . so the material can be applied in base and subbase course such as cement stabilized aggregate 利用水泥处治废旧沥青路面材料属于沥青路面冷再生的范畴,其再生机理是将加工破碎的废料(包括废旧的沥青混合料和部分灰土基层)重新利用,经过水泥进一步的稳定作用,形成与水泥稳定级配粒料类似的基层和底基层材料。