alkali-lime index это:

alkali-lime index
модуль основности

Англо-русский строительный словарь. 2013.

Смотреть что такое "alkali-lime index" в других словарях:

  • Calc-alkaline — and calc alkalic are equivalent terms applied to groups of igneous rocks that commonly occur together and that have compositions related by the characteristic chemical trends specified below. Understanding the genesis of these rocks is important …   Wikipedia

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  • 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

  • Crown glass (optics) — This article is about crown glass as used in optics. For the window glass, see Crown glass (window). Crown glass is type of optical glass used in lenses and other optical components. It has relatively low refractive index (≈1.52) and low… …   Wikipedia

  • 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

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  • Fly ash — Photomicrograph made with a Scanning Electron Microscope (SEM): Fly ash particles at 2,000x magnification Fly ash is one of the residues generated in combustion, and comprises the fine particles that rise with the flue gases. Ash which does not… …   Wikipedia

  • Dealkalization — is a process of surface modification applicable to glasses containing alkali ions, wherein a thin surface layer is created that has a lower concentration of alkali ions than is present in the underlying, bulk glass. This change in surface… …   Wikipedia


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