secondary porosity

secondary porosity
Смотри вторичная пористость.

Энциклопедический словарь по металлургии. — М.: Интермет Инжиниринг. . 2000.

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Смотреть что такое "secondary porosity" в других словарях:

  • secondary porosity —    Porosity created after rock formation due to fracturing, leaching, etc …   Lexicon of Cave and Karst Terminology

  • 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, tertiary —    Porosity caused by solutional enlargement of secondary porosity.    See also pore; pore space; porosity; porosity, effective; porosity, primary; porosity, secondary …   Lexicon of Cave and Karst Terminology

  • 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, effective —    1. The ratio, usually expressed as a percentage of the total volume of voids available for fluid transmission to the total volume of the porous medium [22].    2. The ratio of the volume of the voids of a soil or rock mass that can be drained… …   Lexicon of Cave and Karst Terminology

  • porosity, primary —    Porosity of some lithological material that developed while the rock was forming.    See also interstice; pore; pore space; porosity; porosity, effective; porosity, secondary …   Lexicon of Cave and Karst Terminology

  • porosity, secondary —    Porosity of some lithologic material that has developed after the rock was initially formed, such as joints and fractures, and may be capable of enlargement by dissolution processes.    See also pore; pore space; porosity, effective; porosity …   Lexicon of Cave and Karst Terminology

  • вторичная пористость — [secondary porosity] пористость (1.) образовванная при отжиге металлов и сплавов. Смотри также: Пористость усадочная пористость первичная пористость остаточная пористость …   Энциклопедический словарь по металлургии

  • petroleum — petroleous, adj. /peuh troh lee euhm/, n. an oily, thick, flammable, usually dark colored liquid that is a form of bitumen or a mixture of various hydrocarbons, occurring naturally in various parts of the world and commonly obtained by drilling:… …   Universalium

  • Queen Charlotte Basin — lies mostly beneath the continental shelf offshore, between the Queen Charlotte Islands, Vancouver Island, and the British Columbia mainland. The term Queen Charlotte Basin normally refers to the Tertiary rocks, but these are underlain by what… …   Wikipedia


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