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coefficient of uniformity

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См. также в других словарях:

  • Distribution uniformity — or DU in irrigation is a measure of how uniformly water is applied to the area being watered, expressed as a percentage. The distribution uniformity is often calculated when performing an irrigation audit. The DU should not be confused with the… …   Wikipedia

  • uniformity coefficient —    A numerical expression of the variety in particle sizes in mixed natural soils, defined as the ratio of the sieve size on which 40% (by weight) of the material is retained to the sieve size on which 90% of the material is retained [6] …   Lexicon of Cave and Karst Terminology

  • Retention uniformity — Retention uniformity, or RU , is a concept in thin layer chromatography, designed for quantitative measurement of equal spreading of the spots on the chromatographic plate and one of the Chromatographic response functions. It is calculated from… …   Wikipedia

  • Soil gradation — describes the sizes of individual particles in soil. A sieve analysis and a hydrometer analysis are used to determine soil gradation. The gradation of a soil can be assessed by the values of the coefficient of uniformity and of the coefficient of …   Wikipedia

  • Land value tax — Land value taxation (LVT) (or site value taxation) is an ad valorem tax where only the value of land itself is taxed. This ignores buildings, improvements, and personal property. Because of this, LVT is different from other property taxes which… …   Wikipedia

  • Ceramic engineering — Simulation of the outside of the Space Shuttle as it heats up to over 1,500 °C (2,730 °F) during re entry into the Earth s atmosphere Ceramic engineering is the science and technology of creating objects from inorganic, non metallic… …   Wikipedia

  • Copper indium gallium selenide solar cells — Copper indium gallium selenide (CuIn1 xGaxSe2 or CIGS) is a direct bandgap semiconductor useful for the manufacture of solar cells. Because the material strongly absorbs sunlight, a much thinner film is required than of other semiconductor… …   Wikipedia

  • cell — cell1 cell like, adj. /sel/, n. 1. a small room, as in a convent or prison. 2. any of various small compartments or bounded areas forming part of a whole. 3. a small group acting as a unit within a larger organization: a local cell of the… …   Universalium

  • Photolithography — For earlier uses of photolithography in printing, see Lithography. For the same process applied to metal, see Photochemical machining. Photolithography (or optical lithography ) is a process used in microfabrication to selectively remove parts of …   Wikipedia

  • evolution — evolutional, adj. evolutionally, adv. /ev euh looh sheuhn/ or, esp. Brit., /ee veuh /, n. 1. any process of formation or growth; development: the evolution of a language; the evolution of the airplane. 2. a product of such development; something… …   Universalium

  • heredity — /heuh red i tee/, n., pl. heredities. Biol. 1. the transmission of genetic characters from parents to offspring: it is dependent upon the segregation and recombination of genes during meiosis and fertilization and results in the genesis of a new… …   Universalium

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