circular waviness

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• КОЛЬЦЕВАНИЕ — [circular waviness] дефект поверхности, представляющий собой периодические колебания наружного диаметра по всей длине трубы в виде колец. Примечания:Дефект образуется при прокатке труб на станах периодической прокатки на поломанной оправке.На… …   Металлургический словарь

• кольцевание (металлургия) — кольцевание Нрк. волнистость Дефект поверхности, представляющий собой периодические колебания наружного диаметра по всей длине трубы в виде колец. Примечания Дефект образуется при прокатке труб на станах периодической прокатки на поломанной… …   Справочник технического переводчика

• textile — /teks tuyl, til/, n. 1. any cloth or goods produced by weaving, knitting, or felting. 2. a material, as a fiber or yarn, used in or suitable for weaving: Glass can be used as a textile. adj. 3. woven or capable of being woven: textile fabrics. 4 …   Universalium

• Roughness — is a measure of the texture of a surface. It is quantified by the vertical deviations of a real surface from its ideal form. If these deviations are large, the surface is rough; if they are small the surface is smooth. Roughness is typically… …   Wikipedia

• Random matrix — In probability theory and mathematical physics, a random matrix is a matrix valued random variable. Many important properties of physical systems can be represented mathematically as matrix problems. For example, the thermal conductivity of a… …   Wikipedia

• Valve seat — The valve seat in an internal combustion gasoline or diesel engine is the surface against which an intake or an exhaust valve rests during the portion of the engine operating cycle when that valve is closed. The valve seat is a critical component …   Wikipedia

• industrial glass — Introduction       solid material that is normally lustrous and transparent in appearance and that shows great durability under exposure to the natural elements. These three properties lustre, transparency, and durability make glass a favoured… …   Universalium