短语词组短语Bituminous stabilized sand pavement 沥青稳定沙路面bituminous s sand 沥青质砂Bituminous Treated Sand Gravel 沥青处理砂砾Bituminous s Sand Slurry 沥青沙浆Bituminous Sand Slurry 沥青沙浆 返回 bituminous sand