density of air

плотность воздуха

English-Russian arms dictionary. 2013.

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  • Density of air — The density of air, ρ (Greek: rho) (air density), is the mass per unit volume of Earth s atmosphere, and is a useful value in aeronautics and other sciences. Air density decreases with increasing altitude, as does air pressure. It also changes… …   Wikipedia

  • density of air flow rate — oro srauto tankis statusas T sritis Standartizacija ir metrologija apibrėžtis Oro tūrio srautas, padalytas iš jam statmeno ploto. Matavimo vienetas: m³/(m² · s). atitikmenys: angl. density of air flow rate vok. Luft Stromdichte, f pranc. densité… …   Penkiakalbis aiškinamasis metrologijos terminų žodynas

  • Air pollution dispersion terminology — describes the words and technical terms that have a special meaning to those who work in the field of air pollution dispersion modeling. Governmental environmental protection agencies (local, state, province and national) of many countries have… …   Wikipedia

  • Density — This article is about mass density. For other uses, see Density (disambiguation). The mass density or density of a material is defined as its mass per unit volume. The symbol most often used for density is ρ (the Greek letter rho). In some cases… …   Wikipedia

  • Air mass — For other uses, see Air mass (astronomy) and Air mass (solar energy). Different air masses which affect North America, as well as othe …   Wikipedia

  • Air flow bench — An air flow bench is a device used for testing the internal aerodynamic qualities of an engine component and is related to the more familiar wind tunnel. Used primarily for testing the intake and exhaust ports of cylinder heads of internal… …   Wikipedia

  • density ratio — The ratio of the density of air at a given altitude to the density of the air at sea level under standard conditions …   Aviation dictionary

  • Density altitude — Computation Chart. Density altitude is the altitude in the International Standard Atmosphere at which the air density would be equal to the actual air density at the place of observation, or, in other words, the height when measured in terms of… …   Wikipedia

  • Air Europe — was a wholly privately owned, independent British airline, established in 1978 under the working title Inter European Airways.cite book| author=Simons, Graham M. | title=It was nice to fly with friends! The story of Air Europe | publisher=GMS… …   Wikipedia

  • Air-raid shelter — in Tateyama[disambiguation needed  …   Wikipedia

  • Density gradient — is a spatial variation in density over an area. The term is used in the natural sciences to describe varying density of matter, but can apply to any quantity whose density can be measured. [1] [2] Contents 1 Aerodynamics 2 …   Wikipedia

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