電でん位い差さ計けい

noun

potentiometer; voltage measuring device

Technical term used in electronics and electrical engineering. Refers to an instrument for measuring voltage by comparison with a known reference.

• 実じっ験けんでは電でん位い差さ計けいを使つかって微び小しょうな電でん圧あつを測そく定ていした。

  In the experiment, we measured tiny voltages using a potentiometer.