measuring equipment calibration of only those metrological characteristics which influence the measurement uncertainty for the intended use, mõõteseadme kalibreerimine nende metroloogilisi omadusi iseloomustavate suuruste/karakteristikute osas, mis mõjutavad kasutusel kavandatavat mõõtemääramatust, set of operations which establich, under specified conditions, the relationship between values of quantities indicated by a measuring instrument and the corresponding known values of the limited family of precisely defined measurands which constitute a subset of the measuring capabilities of the measuring instrument