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closure ring

См. также в других словарях:

  • Ball Closure Ring — Spreizzange zum Öffnen des Rings …   Deutsch Wikipedia

  • Ring (mathematics) — This article is about algebraic structures. For geometric rings, see Annulus (mathematics). For the set theory concept, see Ring of sets. Polynomials, represented here by curves, form a ring under addition and multiplication. In mathematics, a… …   Wikipedia

  • Closure (container) — For other uses, see Closure (disambiguation). An aluminum bottle with a threaded aluminum screw closure Closures are devices and techniques used to close or seal a bottle, jug, jar, tube, can, etc. Closures can be a cap, cover, lid, plug, etc.… …   Wikipedia

  • ring closure — noun : a chemical reaction in which an open chain of atoms is closed to form a ring : cyclization …   Useful english dictionary

  • Piston ring — A piston ring is an open ended ring that fits into a groove on the outer diameter of a piston in a reciprocating engine such as an internal combustion engine or steam engine. The three main functions of piston rings in reciprocating engines are:# …   Wikipedia

  • Captive bead ring — A captive bead ring (CBR) (also ball closure ring , captive hoop , or less frequently captive ball ring ) is a common example of body piercing jewelry.The captive bead or ball fits into a small opening in the circle of the ring. The bead is… …   Wikipedia

  • Kuala Lumpur Middle Ring Road 2 — Federal Route 28 Kuala Lumpur Middle Ring Road 2 Route information Length: 35.0 km (21.7 mi) Existed …   Wikipedia

  • Tight closure — In mathematics, in the area of commutative algebra, tight closure is an operation defined on ideals in positive characteristic. It was introduced by Mel Hochster and Craig Huneke in the 1980s. Let R be a commutative noetherian ring containing a… …   Wikipedia

  • Chow ring — In algebraic geometry, the Chow ring (named after W. L. Chow) of an algebraic variety is an algebraic geometric analogue of the cohomology ring of the variety considered as a topological space: its elements are formed out of actual subvarieties… …   Wikipedia

  • Valuation ring — In abstract algebra, a valuation ring is an integral domain D such that for every element x of its field of fractions F , at least one of x or x 1 belongs to D .Given a field F , if D is a subring of F such that either x or x 1 belongs to D for… …   Wikipedia

  • Nagata ring — In commutative algebra, an integral domain A is called an N 1 ring if its integral closure in its quotient field is a finitely generated A module. It is called a Japanese ring (or an N 2 ring) if for every finite extension L of its quotient field …   Wikipedia

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