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A satellite image of circular fields characteristic of center pivot irrigation, Kansas Farmland with circular pivot irrigation. Center-pivot irrigation (sometimes called central pivot irrigation), also called water-wheel and circle irrigation, is a method of crop irrigation in which equipment rotates around a pivot and crops are watered with sprinklers.
The center (C), or the centre, also known as the five, the big or the pivot, is one of the five positions in a regulation basketball game. The center is almost always the tallest player on the team, and often has a great deal of strength and body mass as well.
The presence of a center who can score in the low post (the area closest to the basket) helps to create balance within an offense. Especially if the big man has the footwork to do moves like drop steps, pivots, etc. it can open up the game for their teammates. [15] If it becomes too easy to score from the low post, the center will get double ...
A small center pivot system from beginning to end Rotator style pivot applicator sprinkler Center pivot with drop sprinklers Wheel line irrigation system in Idaho, US, 2001 Center pivot irrigation. Center pivot irrigation is a form of sprinkler irrigation utilising several segments of pipe (usually galvanized steel or aluminium) joined and ...
Center pivot irrigation in Saudi Arabia is typical of many isolated irrigation projects scattered throughout the arid and hyper-arid regions of the Earth. Nonrenewable fossil water is mined from depths as great as 1 km (3,000 ft), pumped to the surface, and distributed via large center pivot irrigation feeds.
An axlebox, also known as a journal box in North America, is the mechanical subassembly on each end of the axles under a railway wagon, coach or locomotive; it contains bearings and thus transfers the wagon, coach or locomotive weight to the wheels and rails; the bearing design is typically oil-bathed plain bearings on older rolling stock, or roller bearings on newer rolling stock.
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A typical center-pivot line is 400 metres (1,300 feet) long and capable of irrigating a 125-acre (51 ha) circle within a 160-acre (65 ha) square, covering about 78% of the surface area; some systems can also irrigate the corners of the square by means of an end gun at the end of the line or a trailing segment of frame that swings out into the ...