- scratch hardness number
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• число склерометрической твердости• число твердости по методу царапания
Англо-русский словарь терминов металлургии и сварки. 2011.
Англо-русский словарь терминов металлургии и сварки. 2011.
Indentation hardness — tests are used to determine the hardness of a material to deformation. Several such tests exist, wherein the examined material is indented until an impression is formed; these tests can be performed on a macroscopic or microscopic scale. When… … Wikipedia
номер эталонного минерала по шкале твёрдости Мооса — — [Англо русский геммологический словарь. Красноярск, КрасБерри. 2007.] Тематики геммология и ювелирное производство EN scratch hardness number … Справочник технического переводчика
Operational definition — The operational definition of a peanut butter sandwich might be simply the result of putting peanut butter on a slice of bread with a butter knife and laying a second equally sized slice of bread on top An operational definition defines something … Wikipedia
test — 1. To prove; to try a substance; to determine the chemical nature of a substance by means of reagents. 2. A method of examination, as to determine the presence or absence of a definite disease or of some substance in any of the fluids, tissues,… … Medical dictionary
diamond — diamondlike, adj. /duy meuhnd, duy euh /, n. 1. a pure or nearly pure, extremely hard form of carbon, naturally crystallized in the isometric system. 2. a piece of this stone. 3. a transparent, flawless or almost flawless piece of this stone, esp … Universalium
Diamond — /duy meuhnd, duy euh /, n. 1. Neil, born 1941, U.S. singer and songwriter. 2. Cape, a hill in Canada, in S Quebec, on the St. Lawrence River. * * * I Mineral composed of pure carbon, the hardest naturally occurring substance known and a valuable… … Universalium
Tile — For other uses, see Tile (disambiguation). Decorative tilework in Sheikh Lotf Allah Mosque, Isfahan, Iran early 17th century A tile is a manufactured piece of hard wearing material such as ceramic, stone, metal, or even glass. Tiles are generally … Wikipedia
Diamond — This article is about the mineral. For the gemstone, see Diamond (gemstone). For other uses, including the shape ◊, see Diamond (disambiguation) … Wikipedia
Diamond simulant — Due to its low cost and close visual likeness to diamond, cubic zirconia has remained the most gemologically and economically important diamond simulant since 1976. The high price of gem grade diamonds, as well as significant ethical concerns of… … Wikipedia
Natural History (Pliny) — Naturalis Historia, 1669 edition, title page. The title at the top reads: Volume I of the Natural History of Gaius Plinius Secundus. The Natural History (Latin: Naturalis Historia) is an encyclopedia published circa AD 77–79 by Pliny the… … Wikipedia
abrasive — abrasively, adv. abrasiveness, n. /euh bray siv, ziv/, n. 1. any material or substance used for grinding, polishing, etc., as emery, pumice, or sandpaper. adj. 2. tending to abrade; causing abrasion; abrading. 3. tending to annoy or cause ill… … Universalium