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The irrigation method can directly detect the density of the filling body. It has the merits of simple principle and easy to use, so it is widely used in the quality inspection of the filling materials of earth rock fill...

Subjects / keywords: irrigation and drainage, agricultural engineering, water-saving irrigation, water resource and environment, water conservancy, irrigation technique; Agriculture: Agriculture (General); Technology: Hydraulic engineering: ...

Subjects / keywords: hydropower, hydrology, water conservancy, water resources, water management; Technology: Hydraulic engineering: River, lake, and water-supply engineering (General)

Subjects / keywords: water science and technology, water resources, water conservancy, hydraulic engineering, hydropower, water transportation; Technology: Hydraulic engineering

Subjects / keywords: yellow river, water conservancy, water management, water resources, water environment, water engineering; Technology: Hydraulic engineering: River protective works. Regulation. Flood control; Technology: Hydraulic engine...

Subjects / keywords: water resources, water conservancy, hydropower, water engineering, water science and technology, changjiang river basin; Technology: Hydraulic engineering: River, lake, and water-supply engineering (General)