For obvious reasons, metrology needs multiples and submultiples of physical units. To set an example, the down-scaling of the base unit mass, the kilogram, is considered.


Error Equation Obvious Reason Observation Equation Physical Unit Physical Masse 
These keywords were added by machine and not by the authors. This process is experimental and the keywords may be updated as the learning algorithm improves.



  1. 16.
    T.J. Quinn, The kilogram: the present state of our knowledge. IEEE Trans. Instrum. Meas. 40, 81–85 (1991) CrossRefGoogle Scholar

Works by the Author

  1. 19.
    M. Grabe, Masseanschluß und Fehlerausbreitung. PTB-Mitt. 87, 223–227 (1977) Google Scholar

Copyright information

© Springer-Verlag Berlin Heidelberg 2014

Authors and Affiliations

  • Michael Grabe
    • 1
  1. 1.BraunschweigGermany

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