The mainconstruction object of super hard cement pavement and asphalt mixture pavement,It can also be used to mill reinforced concrete pavements containing transmission rods,tie rods and wire mesh.The milling concrete can be recycled without further treatment,and can be 100% reused as valuable recycled building materials. They will betemporarily stored near the construction site and then used in the later renovationphase of the new runway, thus being green and low-carbon.