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sieve opening

См. также в других словарях:

  • sieve opening —    The opening between the mesh wires of a sieve [16] …   Lexicon of Cave and Karst Terminology

  • Sieve analysis — A sieve analysis is a practice or procedure used to assess the particle size distribution of a granular material. The size distribution is often of critical importance to the way the material performs in use. A sieve analysis can be performed on… …   Wikipedia

  • Opening — (Roget s Thesaurus) < N PARAG:Opening >N GRP: N 1 Sgm: N 1 hole hole foramen Sgm: N 1 puncture puncture perforation Sgm: N 1 fontanel fontanel Sgm: N 1 transforation transforation Sgm: N 1 pinhole pinhole …   English dictionary for students

  • sieve — I (New American Roget s College Thesaurus) n. riddle, colander, sifter, screen, strainer, bolter. See opening. II (Roget s IV) n. Syn. strainer, sifter, colander, screen, bolt, bolting cloth, mesh, searce, hair sieve, drum sieve, flat sieve,… …   English dictionary for students

  • opening — I (New American Roget s College Thesaurus) Open space Nouns 1. opening, hole, foramen; aperture, yawning, oscitancy, dehiscence; chasm (see interval); breach. 2. (small opening) puncture, perforation, scuttle; pinhole, keyhole, loophole, porthole …   English dictionary for students

  • Strongylocentrotus droebachiensis — Taxobox name = Green sea urchin image caption = Strongylocentrotus droebachiensis regnum = Animalia phylum = Echinodermata classis = Echinoidea subclassis = Euechinoidea ordo = Echinoida familia = Strongylocentrotidae genus = Strongylocentrotus… …   Wikipedia

  • Mesh (scale) — Mesh material is often used in determining the particle size distribution of a granular material. For example, a sample from a truckload of peanuts may be placed atop a mesh with 5 mm openings. When the mesh is shaken, small broken pieces… …   Wikipedia

  • angiosperm — /an jee euh sperrm /, n. Bot. a plant having its seeds enclosed in an ovary; a flowering plant. Cf. gymnosperm. [ANGIO + SPERM] * * * ▪ plant Introduction       any member of the more than 300,000 species of flowering plants (division Anthophyta) …   Universalium

  • Gradation test — A gradation test, or sieve analysis, is a commonly used procedure in civil engineering that measures the size distribution, or gradation, of an aggregate, such as sand, crushed rock, or clay. A gradation test is performed on a sample of aggregate …   Wikipedia

  • Granulometry (morphology) — In mathematical morphology, granulometry is an approach to compute a size distribution of grains in binary images, using a series of morphological opening operations. It was introduced by Georges Matheron in the 1960 s, and is the basis for the… …   Wikipedia

  • Sorption pump — The sorption pump is a vacuum pump that creates a vacuum by adsorbing molecules on a very porous material like molecular sieve which is cooled by a cryogen, typically liquid nitrogen. The ultimate pressure is about 10 2 mbar. With special… …   Wikipedia

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