drainage ditcher

Игры ⚽ Нужно решить контрольную?

Tile drainage — (in agriculture) is an agriculture practice that removes excess water from soil subsurface. Whereas irrigation is the practice of adding additional water when the soil is naturally too dry, drainage brings soil moisture levels down for optimal… … Wikipedia
James B. Hill — was born November 29 1856, near Fremont, Sandusky County, Ohio. He died in Raceland, Louisiana, in 1945.James worked as a drainage tiler in northwestern Ohio in the 1870s and 1880s, during which time he devised a machine that he later named the… … Wikipedia
List of Historic Mechanical Engineering Landmarks — The following is a list of Historic Mechanical Engineering Landmarks as designated by the American Society of Mechanical Engineers since it began the program in 1971. The designation is granted to existing artifacts or systems representing a… … Wikipedia
ditch — n. & v. n. 1 a long narrow excavated channel esp. for drainage or to mark a boundary. 2 a watercourse, stream, etc. v. 1 intr. make or repair ditches (hedging and ditching). 2 tr. provide with ditches; drain. 3 tr. sl. leave in the lurch; abandon … Useful english dictionary

Словари и энциклопедии на Академике