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English version of VDA dictionary
Browse the glossary using this index
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Uncertainty balance (for one measurement or one calibration) /5/Table summarising estimate results, or statistical analyses of uncertainty elements which contribute to the uncertainty of measurement results. |
Uncertainty intervalSuch intervals near tolerance limits where conformity or nonconformity cannot be clearly demonstrated due to measurement uncertainty. If the measurement results Y (the measure values y, including the extended measurement uncertainty U) include a tolerance limit, conformity or nonconformity cannot be demonstrated. |
Unit (entity)Anything that can be described or considered separately. |
Upper concentration limit (at OPZ)Such concentration for which the coincidence error exceeds 5 %. |
UreaAn organic compound represented with chemical formula (NH2)2CO |