- cone quartering
- квартование пробы
Англо-русский строительный словарь. 2013.
Англо-русский строительный словарь. 2013.
quartering — A method of obtaining a representative sample for analysis or test of an aggregate with occasional shovelsful, of which a heap or cone is formed, This is flattened out and two opposite quarter parts are rejected. Another cone is formed from the… … Dictionary of automotive terms
sample preparation — ▪ chemistry Introduction in analytical chemistry (chemistry), the processes in which a representative piece of material is extracted from a larger amount and readied for analysis. Sampling and sample preparation have a unique meaning and special … Universalium
Microscopy — is the technical field of using microscopes to view samples and objects that cannot be seen with the unaided eye (objects that are not within the resolution range of the normal eye). There are three well known branches of microscopy, optical,… … Wikipedia
Chromatography — Pictured is a sophisticated gas chromatography system. This instrument records concentrations of acrylonitrile in the air at various points throughout the chemical laboratory. Chromatography (from Greek χρῶμα chroma color and γράφειν graphein to… … Wikipedia
Mass spectrometry — (MS) is an analytical technique that measures the mass to charge ratio of charged particles.[1] It is used for determining masses of particles, for determining the elemental composition of a sample or molecule, and for elucidating the chemical… … Wikipedia
Separation process — In chemistry and chemical engineering, a separation process, or simply a separation, is any mass transfer process used to convert a mixture of substances into two or more distinct product mixtures, at least one of which is enriched in one or more … Wikipedia
Calendar of 1995 — ▪ 1996 January January 1 Cardoso assumes office Having won some 54% of the ballots cast in the October 1994 election, Fernando Cardoso took the oath of office as president of Brazil. As chief executive of South America s largest… … Universalium
file — Synonyms and related words: Indian file, KP, ablate, abrade, abrase, achievement, aculeate, acuminate, alerion, alphabetize, aluminum oxide, ammunition box, analyze, animal charge, annulet, apply for, archives, argent, ark, armorial bearings,… … Moby Thesaurus