- two-course (rotation) system
- Сельское хозяйство: двухполье, система двухпольного севооборота
Универсальный англо-русский словарь. Академик.ру. 2011.
Универсальный англо-русский словарь. Академик.ру. 2011.
Rotation (pool) — Rotation, sometimes called rotation pool or 61, is a pocket billiards (pool) game, requiring a standard pool table, Cuegloss|Cue ball|cue ball and triangular rack of fifteen pool balls, in which the lowest numbered Cuegloss|Object ball|object… … Wikipedia
Rotation matrix — In linear algebra, a rotation matrix is a matrix that is used to perform a rotation in Euclidean space. For example the matrix rotates points in the xy Cartesian plane counterclockwise through an angle θ about the origin of the Cartesian… … Wikipedia
nervous system, human — ▪ anatomy Introduction system that conducts stimuli from sensory receptors to the brain and spinal cord and that conducts impulses back to other parts of the body. As with other higher vertebrates, the human nervous system has two main… … Universalium
three-field system — noun or three course system : a system of land cultivation under which the common land is divided into three parts of which one or two in rotation lie fallow in each year and the rest are cultivated … Useful english dictionary
Formation and evolution of the Solar System — Artist s conception of a protoplanetary disk The formation and evolution of the Solar System is estimated to have begun 4.568 billion years ago with the gravitational collapse of a small part of a giant molecular cloud … Wikipedia
Ship gun fire-control system — Mk 37 Director c1944 with Mk 12 (rectangular antenna) and Mk 22 orange peel Ship gun fire control systems (GFCS) enable remote and automatic targeting of guns against ships, aircraft, and shore targets, with or without the aid of radar or optical … Wikipedia
nervous system disease — Introduction any of the diseases or disorders that affect the functioning of the human nervous system (nervous system, human). Everything that humans sense, consider, and effect and all the unlearned reflexes of the body depend on the… … Universalium
Global Positioning System — GPS redirects here. For other uses, see GPS (disambiguation). Geodesy Fundamentals … Wikipedia
digestive system disease — Introduction any of the diseases that affect the human digestive tract. Such disorders may affect the esophagus, stomach, small intestine, large intestine (colon), pancreas, liver, or biliary tract. A prevalent disorder of the digestive… … Universalium
Leigh Brackett Solar System — The Leigh Brackett Solar System is a fictional analogue to the real world Solar System in which a majority of the planetary romances of Leigh Brackett take place.Although Brackett s stories do not form a series with a consistent chronology and… … Wikipedia
Homogeneous coordinate system — A homogeneous coordinate system is a coordinate system in which there is an extra dimension, used most commonly in computer science to specify whether the given coordinates represent a vector (if the last coordinate is zero) or a point (if the… … Wikipedia