primary standard

listen to the pronunciation of primary standard
Английский Язык - Турецкий язык
birincil standart
Английский Язык - Английский Язык
a pollution standard based on human health effects Primary standards are set for criteria air pollutants See also secondary standard
The standard reference units and physical constants maintained by the National Bureau of Standards upon which all measurement units in the United States are based
A pollution limit based on health effects Primary standards are set for criteria air pollutants
THE STANDARD REFERENCE UNITS MAINTAINED BY NIST (FORMERLY NBS) UPON WHICH ALL MEASUREMENTS IN USA ARE BASED
A substance of a known high degree of purity that undergoes one invariable reaction with the other reactant of interest
a substance or device, with a property or value that is unquestionably accepted (within specified limits) in establishing the value of the same or related property of another substance or device
Substances which are pure enough to be weighed out and dissolved in distlled water to give a solution of accurately known concentration Less suitable substances are sometimes called secondary standards
A pollution limit set by the EPA for a criteria pollutant and based on health effects
primary standard

    Расстановка переносов

    pri·ma·ry stand·ard

    Турецкое произношение

    praymeri ständırd

    Произношение

    /ˈprīˌmerē ˈstandərd/ /ˈpraɪˌmɛriː ˈstændɜrd/
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