"concentration cups" in German concentration cups Wehnelt-Elektroden Wehnelt-Zylinder Detailed translations for "concentration cups" concentration cups concentration cups(also: modulating electrodes, modulator electrodes, Wehnelt electrodes, Wehnelt cylinders) Wehnelt-Elektroden{masculine plural} concentration cups(also: modulating electrodes, modulator electrodes, Wehnelt electrodes, Wehnelt cylinders) Wehnelt-Zylinder{masculine plural}