① The structure is dense, the road surface is smooth, the surface is rough, the strength meets the requirements, and it has good durability, wear resistance and slip resistance. <br>② Impervious to water, good water resistance, and a good drainage system. <br>③ Strong anti-corrosion ability, high diffuse reflectivity, bright color, easy to repair. <br>④ The construction quality of cement concrete slab meets the value specified in the table below.
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