Knowledge

Metrology Dictionary

The complete VIM vocabulary — all numbered concepts of JCGM 200:2012 as faithful paraphrases with clause citations — plus clearly labeled practice terms from the GUM, ILAC, ISO and NIST guidance.

Primary reference measurement procedure

A reference procedure used to obtain a result without relation to a standard for a quantity of the same kind — the route by which primary standards are realized.

VIM (JCGM 200:2012) 2.8 · General