- trace elements
- минер. рассеянные элементы, микроэлементы (минералогия) рассеянные элементы, микроэлементы
Большой англо-русский и русско-английский словарь. 2001.
trace elements
Смотреть что такое "trace elements" в других словарях:
trace elements — mikroelementai statusas T sritis ekologija ir aplinkotyra apibrėžtis Cheminiai elementai, kurių gamtoje (uolienose, dirvožemyje, vandenyje, organizmuose) yra labai nedaug, bet gyviesiems organizmams jie yra būtini (yra >20 elementų: boras,… … Ekologijos terminų aiškinamasis žodynas
trace elements — mikroelementai statusas T sritis chemija apibrėžtis Cheminiai elementai, kurių gyviesiems organizmams reikia labai mažai (B, Zn, Fe, Co, Mn, Mo, Cu). atitikmenys: angl. microelements; micronutrient; trace elements rus. микроэлементы … Chemijos terminų aiškinamasis žodynas
trace elements — mikroelementai statusas T sritis chemija apibrėžtis Kokios nors sistemos cheminiai elementai, kurių joje yra< 0,001%. atitikmenys: angl. microelements; trace elements rus. микроэлементы … Chemijos terminų aiškinamasis žodynas
trace elements essential — mikroelementai statusas T sritis ekologija ir aplinkotyra apibrėžtis Cheminiai elementai, kurių gamtoje (uolienose, dirvožemyje, vandenyje, organizmuose) yra labai nedaug, bet gyviesiems organizmams jie yra būtini (yra >20 elementų: boras,… … Ekologijos terminų aiškinamasis žodynas
trace elements — chemical elements that are distributed throughout the tissues in very small amounts and are essential in nutrition, such as cobalt, copper, magnesium, manganese, selenium, and zinc; for optimal bioavailability they must be in a balanced mixture,… … Medical dictionary
trace elements — See micronutrient … Expanded glossary of Cycad terms
Trace metal — Trace metals are metals in extremely small quantities, almost at the molecular level, that reside in or are present in animal and plant cells and tissue. They are a necessary part of good nutrition, although they can be toxic if ingested excess… … Wikipedia
trace element — trace elements 1) N COUNT A trace element is a chemical element such as iron or zinc that occurs in very small amounts in living things and is necessary for normal growth and development. 2) N COUNT A trace element is a very small amount of a… … English dictionary
trace element — n a chemical element present in minute quantities esp one used by organisms and held essential to their physiology compare MICRONUTRIENT (2) * * * an element that is required in minute concentrations for normal growth and development. Trace… … Medical dictionary
Trace element — In analytical chemistry, a trace element is an element in a sample that has an average concentration of less than 100 parts per million measured in atomic count, or less than 100 micrograms per gram. In biochemistry, a trace element is a chemical … Wikipedia
trace — {{Roman}}I.{{/Roman}} noun 1 mark/sign that shows sb/sth happened/existed ADJECTIVE ▪ archaeological, historical ▪ indelible, permanent ▪ memory (technical) VERB + TRACE … Collocations dictionary
