labyrinth stationary ring

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• Dry gas seal — Dry gas seals are non contacting, dry running mechanical face seals consist of a mating (rotating) ring and a primary (stationary) ring. When operating, grooves in the rotating ring generate a fluid dynamic force causing the stationary ring to… …   Wikipedia

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• performing arts — arts or skills that require public performance, as acting, singing, or dancing. [1945 50] * * * ▪ 2009 Introduction Music Classical.       The last vestiges of the Cold War seemed to thaw for a moment on Feb. 26, 2008, when the unfamiliar strains …   Universalium

• End face mechanical seal — An end face mechanical seal, also referred to as a mechanical face seal but usually simply as a mechanical seal, is a type of seal utilised in rotating equipment, such as pumps and compressors. When a pump operates, the liquid could leak out of… …   Wikipedia

• Laberinto de Fortuna — ( Labyrinth of Fortune ) is the major work of Juan de Mena, who completed the poem in 1444. It is an epic poem written in “arte mayor” (verses of 12 syllables). Though the title implies an examination of Fortune, the work is essentially a… …   Wikipedia

• test — 1. To prove; to try a substance; to determine the chemical nature of a substance by means of reagents. 2. A method of examination, as to determine the presence or absence of a definite disease or of some substance in any of the fluids, tissues,… …   Medical dictionary

• animal development — Introduction  the processes that lead eventually to the formation of a new animal starting from cells derived from one or more parent individuals. Development thus occurs following the process by which a new generation of organisms is produced by …   Universalium

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• Mir — This article is about the Soviet/Russian space station. For other uses, see Mir (disambiguation). Mir …   Wikipedia

• net — net1 nettable, adj. netlike, adj. /net/, n., v., netted, netting. n. 1. a bag or other contrivance of strong thread or cord worked into an open, meshed fabric, for catching fish, birds, or other animals: a butterfly net. 2. a piece of meshed… …   Universalium

• NET — National Educational Television. * * * ▪ mesh       an open fabric of thread, cord, or wire, the intersections of which are looped or knotted so as to form a mesh. Nets are primarily used for fishing.       The early stages in the manufacture and …   Universalium