That both the structure and material of gravity dams and construction means of earth dams are used in roller compacted concrete dams make them increasingly used in water work.
That both the structure and material of gravity DAMS and construction means of earth DAMS are used in roller compacted concrete DAMS make them increasingly used in water engineerings.
That both the structure and material of gravity dams and construction means of earth dams are used in roller compacted concrete dams makes them increasingly used in water engineering.