Since ancient times, human beings have used the impact of water flow to make hydraulic machinery such as waterwheels and watermills. If water is sprayed from a high-pressure water gun, its impact will be even greater. Used in the coal mining industry in the former Soviet Union, it was called hydraulic coal mining. The high-speed jet of water is blocked by the coal seam, and the speed drops suddenly, and an impact force large enough will be generated in an instant, causing brittle fractures in the coal seam to complete the coal mining operation.
European style villa. A set of 6-story European-style luxury villa design of 710㎡, with a combination of one basement floor + five floors above ground + front and rear gardens
At present, the crystal surface treatment of stone is one of the most ideal curing methods for marble. It does not change the structure of the stone, so it does not change the texture of the rough stone. After the crystal face treatment, the stone face molecules are denser, the gloss and brightness are obviously improved, and the stone face is more beautiful and noble.