Porosity — or void fraction is a measure of the void (i.e., empty ) spaces in a material, and is a fraction of the volume of voids over the total volume, between 0–1, or as a percentage between 0–100%. The term is used in multiple fields including… … Wikipedia
Porosity — Po*ros i*ty, n. [Cf. F. porosit[ e].] The quality or state of being porous; opposed to density. [1913 Webster] … The Collaborative International Dictionary of English
Porosity — Porosity. См. Пористость. (Источник: «Металлы и сплавы. Справочник.» Под редакцией Ю.П. Солнцева; НПО Профессионал , НПО Мир и семья ; Санкт Петербург, 2003 г.) … Словарь металлургических терминов
porosity — (n.) late 14c., from M.L. porositas, from porus (see PORE (Cf. pore) (n.)) … Etymology dictionary
porosity — [pō räs′ə tē, pəräs′ə tē] n. pl. porosities [ME porositee < ML porositas: see POROUS + ITY] 1. the quality or state of being porous 2. the ratio, usually expressed as a percentage, of the volume of a material s pores, as in rock, to its total… … English World dictionary
porosity — 1. The ratio of the aggregate volume of interstices in a rock or soil to its total volume; generally stated as a percentage [10]. 2. The ratio, usually expressed as a percentage, of the total volume of voids of a given porous medium to the… … Lexicon of Cave and Karst Terminology
porosity — [[t]pɔːrɒ̱sɪti[/t]] N UNCOUNT Porosity is the quality of being porous. [FORMAL] ...the porosity of the coal … English dictionary
porosity — in the paper industry, porosity is generally measured by the time (in seconds) required for 100 cubic centimeters of air to pass through one square inch of the paper at a standard pressure difference. Thus the porosity unit is square inch… … Dictionary of units of measurement
porosity — akytumas statusas T sritis Standartizacija ir metrologija apibrėžtis Akytoje terpėje esančių ertmių bendrojo tūrio ir viso terpės tūrio dalmuo. priedas( ai) Grafinis formatas atitikmenys: angl. porosity vok. Porosität, f rus. пористость, f pranc … Penkiakalbis aiškinamasis metrologijos terminų žodynas
porosity — akytumas statusas T sritis Standartizacija ir metrologija apibrėžtis Medžiagos savybė turėti daugybę atvirų ertmių. atitikmenys: angl. porosity vok. Porosität, f rus. пористость, f pranc. porosité, f … Penkiakalbis aiškinamasis metrologijos terminų žodynas
porosity — akytumas statusas T sritis chemija apibrėžtis Medžiagos savybė turėti daug mažų ertmių. atitikmenys: angl. poriness; porosity; porousness; sponginess; voidage rus. пористость; ячеистость ryšiai: sinonimas – porėtumas sinonimas – poringumas … Chemijos terminų aiškinamasis žodynas
