<?xml version="1.0" encoding="utf-8"?><rdf:RDF  xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"  xmlns:rdfs="http://www.w3.org/2000/01/rdf-schema#"  xmlns:skos="http://www.w3.org/2004/02/skos/core#"  xmlns:map="http://www.w3c.rl.ac.uk/2003/11/21-skos-mapping#"  xmlns:dct="http://purl.org/dc/terms/"  xmlns:dc="http://purl.org/dc/elements/1.1/"><skos:ConceptScheme rdf:about="https://digilab.ptb.de/dkd/refType/vocab/">  <dc:title>Metrology Database</dc:title>  <dc:creator>German Calibration Service (DKD)</dc:creator>  <dc:contributor>Thomas Krah, Daniel Hutzschenreuter, Benjamin Gloger, Muhammed-Ali Demir, Moritz Jordan</dc:contributor>  <dc:publisher>Deutscher Kalibrierdienst (German Calibration Service)</dc:publisher>  <dc:rights></dc:rights>  <dc:subject>metrology, reference types, digital calibration certificate, certificate of conformity</dc:subject>  <dc:description><![CDATA[  ]]></dc:description>  <dc:date>2023-06-19</dc:date>  <dct:modified>2026-04-10 06:58:36</dct:modified>  <dc:language>en-US</dc:language>  </skos:ConceptScheme>  <skos:Concept rdf:about="https://digilab.ptb.de/dkd/refType/vocab/skos/355"><skos:prefLabel xml:lang="en-US">humidityRelative</skos:prefLabel> <skos:definition xml:lang="de">Relative Luftfeuchte als lokale Umgebungsbedingung, wenn relevant, die einen Einfluss auf das Messergebnis hat. Bezug: DIN EN ISO/IEC 17025:2018 7.8.4.1 b) </skos:definition> <skos:definition xml:lang="en">Relative humidity as a local environmental condition, if relevant, that has an influence on the measurement result. Reference: DIN EN ISO/IEC 17025:2018 7.8.4.1 b) </skos:definition> <skos:historyNote xml:lang="en">2025-12-11
created </skos:historyNote> <skos:example xml:lang="en">
  
    Relative Feuchte
    Relative humidity
  
  
    0.383 0.384 0.382 0.383 0.380 0.382 0.381 0.382 0.378 0.384 0.383 0.374
    \one
    
      
        0.03 0.03 0.03 0.03 0.03 0.03 0.03 0.03 0.03 0.03 0.03 0.03
        2.0
        0.9545
        normal
      
    
  

 </skos:example><skos:inScheme rdf:resource="https://digilab.ptb.de/dkd/refType/vocab/"/><skos:broader rdf:resource="https://digilab.ptb.de/dkd/refType/vocab/skos/293"/>  <dct:created>2025-12-11 13:53:05</dct:created>  </skos:Concept></rdf:RDF>