- chemical hardness
- Макаров: химическая жёсткость
Универсальный англо-русский словарь. Академик.ру. 2011.
chemical hardness
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Chemical vapor deposition of diamond — Colorless gem cut from diamond grown by chemical vapor deposition Chemical vapor deposition of diamond or CVD is a method of producing synthetic diamond by creating the circumstances necessary for carbon atoms in a gas to settle on a substrate in … Wikipedia
hardness — /hahrd nis/, n. 1. the state or quality of being hard: the hardness of ice. 2. a relative degree or extent of this quality: wood of a desirable hardness. 3. that quality in water that is imparted by the presence of dissolved salts, esp. calcium… … Universalium
Chemical element — The periodic table of the chemical elements A chemical element is a pure chemical substance consisting of one type of atom distinguished by its atomic number, which is the number of protons in its nucleus.[1] Familiar examples of … Wikipedia
Chemical elements data references — Recommended values for many properties of the elements, together with various references, are collected on these data pages. Any changes to the infobox data should be checked against these pages, and/or the available references should be expanded … Wikipedia
chemical equivalent — The expression of water characteristics such as hardness or alkalinity resulting from several ions in solution in terms of only one equivalent concentration [16] … Lexicon of Cave and Karst Terminology
Mohs scale of mineral hardness — The Mohs scale of mineral hardness characterizes the scratch resistance of various minerals through the ability of a harder material to scratch a softer material. It was created in 1812 by the German geologist and mineralogist Friedrich Mohs and… … Wikipedia
Wikipedia:WikiProject Elements/Chemical elements data references — Recommended values for many properties of the elements, together with various references, are collected on these data pages. Any changes to the infobox data should be checked against these pages, and/or the available references should be expanded … Wikipedia
Eastman Chemical Company — Infobox Company company name = Eastman Chemical Company company company type = Public (NYSE: [http://www.nyse.com/about/listed/lcddata.html?ticker=EMN EMN] ) foundation = 1920 location = Kingsport, Tennessee, USA industry = Manufacturing homepage … Wikipedia
Abundance of the chemical elements — Estimated proportions of matter, dark matter and dark energy in the universe. Only the fraction of the mass and energy in the universe labeled atoms is composed of chemical elements. The abundance of a chemical element measures how relatively… … Wikipedia
Timeline of chemical elements discoveries — The discovery of the elements known to exist today is presented here in chronological order. The elements are listed generally in the order in which each was first defined as the pure element,[clarification needed] as the exact date of discovery… … Wikipedia
Photo chemical milling — is a process for manufacturing small parts from flat sheets of metal by chemical etching. The process is begun by cleaning the metal, then applying a thin light activated coating called a photoresist. The coated metal is exposed to a light… … Wikipedia
