- silicate crown
- силикатный крон
English-Russian dictionary of chemistre. 2014.
English-Russian dictionary of chemistre. 2014.
crown-glass — [ kronglas ] n. m. inv. • 1764; mots angl. « verre de couronne » ♦ Opt. Verre très transparent et peu dispersif servant à faire des lentilles d optique. ⇒CROWN GLASS, subst. masc. Verre blanc de qualité supérieure, employé pour la fabrication de… … Encyclopédie Universelle
Crown glass — Glass Glass (gl[.a]s), n. [OE. glas, gles, AS. gl[ae]s; akin to D., G., Dan., & Sw. glas, Icel. glas, gler, Dan. glar; cf. AS. gl[ae]r amber, L. glaesum. Cf. {Glare}, n., {Glaze}, v. t.] [1913 Webster] 1. A hard, brittle, translucent, and… … The Collaborative International Dictionary of English
crown glass — noun 1. a glass blown into a globe which is later flattened and spun to form a disk • Hypernyms: ↑glass 2. optical glass of low dispersion and low refractive index • Syn: ↑optical crown, ↑optical crown glass • Hypernyms: ↑optical glass … Useful english dictionary
crown glass — noun Date: 1706 1. a glass blown and whirled into the form of a disk with a center lump left by the worker s rod 2. alkali lime silicate optical glass having relatively low refractive index and low dispersion value … New Collegiate Dictionary
Verre crown (optique) — Pour les articles homonymes, voir Verre crown. Le verre crown est un type de verre utilisé en optique pour la fabrication de lentilles. Le verre crown est produit à partir d un silicate alcalin par exemple en incorporant un taux élevé de… … Wikipédia en Français
industrial glass — Introduction solid material that is normally lustrous and transparent in appearance and that shows great durability under exposure to the natural elements. These three properties lustre, transparency, and durability make glass a favoured… … Universalium
VERRE — Les verres constituent un ensemble extrêmement varié de produits dont les propriétés sont innombrables. Celles ci dépendent fortement des traitements subis, thermiques notamment. Leur mise au point résulte aujourd’hui des progrès des… … Encyclopédie Universelle
Glass — This article is about the material. For other uses, see Glass (disambiguation). Moldavite, a natural glass formed by meteorite impact, from Besednice, Bohemia … Wikipedia
Glass ionomer cement — A Glass Ionomer Cement (GIC) is one of a class of materials commonly used in dentistry as filling materials and luting cements. These materials are based on the reaction of silicate glass powder and polyalkeonic acid. These tooth coloured… … Wikipedia
arts, East Asian — Introduction music and visual and performing arts of China, Korea, and Japan. The literatures of these countries are covered in the articles Chinese literature, Korean literature, and Japanese literature. Some studies of East Asia… … Universalium
flint-glass — [ flintglas ] n. m. inv. ou flint [ flint ] n. m. • 1764, 1855; angl. flint « silex » et glass « verre » ♦ Opt. Verre à base de plomb, très dispersif, utilisé en optique. ● flint ou flint glass nom masculin ( … Encyclopédie Universelle