ring expansion
11Polynomial ring — In mathematics, especially in the field of abstract algebra, a polynomial ring is a ring formed from the set of polynomials in one or more variables with coefficients in another ring. Polynomial rings have influenced much of mathematics, from the …
12Der Ring des Nibelungen: Composition of the poem — Richard Wagner The evolution of Richard Wagner s operatic tetralogy The Ring of the Nibelung was a long and tortuous process, and the precise sequence of events which led the composer to embark upon such a vast undertaking is still unclear. The… …
13Valuation 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… …
14Orbital ring — An Orbital Ring is a concept for a space elevator that consists of a ring in low earth orbit that rotates at above orbital speed, that has fixed tethers hanging down to the ground. The structure is intended to be used for space launch. The… …
15Piston 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:# …
16Garden Ring — The Garden Ring, also known as the B Ring ( ru. Садовое кольцо, кольцо Б ), is a circular avenue around the centre of Moscow, Russia. The Ring consists of 17 individually named streets [Two of these streets, Korovy Val and Zhitnaya Street, are… …
17Gotland Ring — is a premium racetrack and multi functional motorsport facility on the Swedish island of Gotland, the most popular tourist resort in Sweden.The circuit designed by the founder Alec Arho Havrén will be FIA inspected for international racing Q4… …
18London Inner Ring Road — The congestion charge used to apply to drivers within the London Inner Ring Road. The London Inner Ring Road is the name commonly given to a route formed from a number of major roads that encircle the centremost part of London.[1] The ring road …
19London Inner Ring Road — Le péage urbain de Londres s appliquait aux conducteurs inclus dans la zone, mais plus depuis son expansion vers l ouest. Le London Inner Ring Road est le nom communément donné à l itinéraire constitué d un certain nombres de routes et qui… …
20gimbal expansion joint — a gimbal expansion joint is designed to permit angular rotation in any plane by the use of two pairs of hinges affixed to a common floating gimbal ring. The gimbal ring, hinges and pins must be designed to restrain the thrust of the expansion… …
