- small-circle arc
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дуга малого круга
Англо-русский словарь терминов металлургии и сварки. 2011.
small-circle arc
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circle — Synonyms and related words: O, acquaintance, advance, alentours, alternate, ambience, ambit, anklet, annular muscle, annulus, anthelion, antisun, aphelion, apogee, arc, arena, areola, armlet, arsis, ascend, associates, astronomical longitude,… … Moby Thesaurus
Small-angle approximation — is a useful simplification of the laws of trigonometry which is only approximately true for finite angles, but correct in the limit as the angle approaches zero. It involves linearization of the trigonometric functions (truncation of their Taylor … Wikipedia
Arc length — Determining the length of an irregular arc segment is also called rectification of a curve. Historically, many methods were used for specific curves. The advent of infinitesimal calculus led to a general formula that provides closed form… … Wikipedia
Circle of confusion — For the closely related topic in microscopy, see Point spread function. In optics, a circle of confusion is an optical spot caused by a cone of light rays from a lens not coming to a perfect focus when imaging a point source. It is also known as… … Wikipedia
ARC-5 — The AN/ARC 5 Command Radio Set is a series of radio receivers, transmitters, and accessories used to provide two way Morse code and AM radiotelephone communication for U.S. Navy aircraft during World War II and the years following. It was an… … Wikipedia
Small number — Within a set of positive numbers, a number is small if it is close to zero. A number is smaller if it is less than another number.Within a set of positive and negative numbers there is ambiguity, because being closer to zero does not correspond… … Wikipedia
Great circle — For fictional interstellar organization called Great Circle, see Andromeda (novel). A great circle divides the sphere in two equal hemispheres A great circle, also known as a Riemannian circle, of a sphere is the intersection of the sphere and a… … Wikipedia
great circle — noun a circular line on the surface of a sphere formed by intersecting it with a plane passing through the center • Hypernyms: ↑line • Hyponyms: ↑celestial equator, ↑equinoctial circle, ↑equinoctial line, ↑equinoctial, ↑ecliptic, ↑ … Useful english dictionary
Gas tungsten arc welding — TIG welding of a bronze sculpture Gas tungsten arc welding (GTAW), also known as tungsten inert gas (TIG … Wikipedia
great circle — A circle on the surface of the sphere (earth) whose center and radii are those of the sphere itself. Only one great circle may be drawn through two places that are not diametrically opposite on the surface of a sphere. The shortest distance… … Aviation dictionary
Minute of arc — This article is about geometry. For firearms terminology, see Minute of Angle. A minute of arc, arcminute, or minute of angle (MOA), is a unit of angular measurement equal to one sixtieth (1⁄60) of one degree. In turn, a second of arc or… … Wikipedia
