- rare earths
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редкоземельные элементы, РЗЭ
Англо-русский словарь технических терминов. 2005.
rare earths
Смотреть что такое "rare earths" в других словарях:
rare earths — retųjų žemių elementai statusas T sritis chemija apibrėžtis Sc, Y, La ir lantanoidai. atitikmenys: angl. rare earths; rare earth elements rus. редкие земли; редкоземельные элементы ryšiai: sinonimas – retosios žemės … Chemijos terminų aiškinamasis žodynas
rare earths — retosios žemės statusas T sritis fizika atitikmenys: angl. rare earths vok. seltene Erden, f rus. редкие земли, f pranc. terres rares, f … Fizikos terminų žodynas
Indian Rare Earths Limited — On August 18 1950, Indian Rare Earths Limited (IREL) was incorporated as a private limited company jointly owned by the Government of India and Government of Travancore, Cochin with the primary intention of taking up commercial scale processing… … Wikipedia
Rare earth element — Rare earth ore, shown with a United States penny for size comparison These rare … Wikipedia
Rare-earth magnet — Rare earth magnets are strong, permanent magnets made from alloys of rare earth elements. Rare earth magnets are substantially stronger than ferrite or alnico magnets. The magnetic field typically produced by rare earth magnets can be in excess… … Wikipedia
rare-earth — rare earth, 1. an oxide of a rare earth element: »Rare earths can be used in control rods for nuclear reactors, and also as a radiation shielding ingredient in concrete (Science News Letter). 2. = rare earth element. (Cf. ↑rare earth element)… … Useful english dictionary
rare earth — UK US noun [C or U] (also rare earth element, rare earth metal) NATURAL RESOURCES ► one of a group of metal chemical elements that are difficult to find in large quantities, and are important for technology and manufacturing: »Rare earths are key … Financial and business terms
rare earth — UK [reə(r) ˈɜː(r)θ] / US [reər ˈɜrθ] or rare earth element UK / US noun [countable] Word forms rare earth : singular rare earth plural rare earths chemistry any of a group of metallic elements that have similar chemical properties and are often… … English dictionary
rare earth element — rare earth UK [reə(r) ˈɜː(r)θ] / US [reər ˈɜrθ] or rare earth element UK / US noun [countable] Word forms rare earth : singular rare earth plural rare earths chemistry any of a group of metallic elements that have similar chemical properties and… … English dictionary
rare earth element — n any of a series of metallic elements of which the oxides are classed as rare earths and which include the elements of the lanthanide series and sometimes yttrium and scandium called also rare earth metal … Medical dictionary
rare-earth element — /rair errth /, Chem. any of a group of closely related metallic elements, comprising the lanthanides, scandium, and yttrium, that are chemically similar by virtue of having the same number of valence electrons. Also called rare earth metal. [1955 … Universalium
