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surface purity

См. также в других словарях:

  • Hydrogen-terminated silicon surface — A hydrogen terminated silicon surface is a chemically passivated silicon substrate whose native oxide (SiO2) thin film is removed by etching in hydrogen fluoride aqueous solution, leaving the surface silicon atoms covalently bonded to hydrogen.… …   Wikipedia

  • чистота поверхности — Качество обработанной поверхности, определяется классом шероховатости [А.С.Гольдберг. Англо русский энергетический словарь. 2006 г.] Тематики энергетика в целом EN surface smoothnesssurface purity …   Справочник технического переводчика

  • Mining engineering — Surface coal mine with haul truck in foreground Mining engineering is an engineering discipline that involves the practice, the theory, the science, the technology, and application of extracting and processing minerals from a naturally occurring… …   Wikipedia

  • metallurgy — metallurgic, metallurgical, adj. metallurgically, adv. metallurgist /met l err jist/ or, esp. Brit., /meuh tal euhr jist/, n. /met l err jee/ or, esp. Brit., /meuh tal euhr jee/, n. 1. the technique or science of working or heating metals so as… …   Universalium

  • 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

  • materials science — the study of the characteristics and uses of various materials, as glass, plastics, and metals. [1960 65] * * * Study of the properties of solid materials and how those properties are determined by the material s composition and structure, both… …   Universalium

  • zinc processing — Introduction       preparation of the ore for use in various products.       Zinc (Zn) is a metallic element of hexagonal close packed (hcp) crystal structure and a density of 7.13 grams per cubic centimetre. It has only moderate hardness and can …   Universalium

  • United States — a republic in the N Western Hemisphere comprising 48 conterminous states, the District of Columbia, and Alaska in North America, and Hawaii in the N Pacific. 267,954,767; conterminous United States, 3,022,387 sq. mi. (7,827,982 sq. km); with… …   Universalium

  • lead processing — Introduction       preparation of the ore for use in various products.       Lead (Pb) is one of the oldest metals known, being one of seven metals used in the ancient world (the others are gold, silver, copper, iron, tin, and mercury). Its low… …   Universalium

  • Numismatic terminology — This article is a collection of concise Numismatic and coin collecting terms for the beginner or professional. Numismatics (ancient Greek: polytonic|νομισματική) is the scientific study of money and its history in all its varied forms. While… …   Wikipedia

  • Cocaine — For other uses, see Cocaine (disambiguation). Cocaine …   Wikipedia

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