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在沥青路面甲铺一层用水硬性或火山灰质材料作结合料来处治各种集料或土壤的层次(如水泥土、水泥砂砾、石灰土、石灰矿渣、石灰炉渣、石灰粉煤灰等)的路
Lay a layer of asphalt pavement with hydraulic or pozzolanic materials as binders to treat various aggregates or layers of soil (eg, cement soil, cement grit, lime soil, lime slag, lime slag, lime fly ash, etc.)