释义 |
dropping-mercury electrode dropping-mercury electrode[¦dräp·iŋ ¦mər·kyə·rē i′lek·trōd] (physical chemistry) An electrode consisting of a fine-bore capillary tube above which a constant head of mercury is maintained; the mercury emerges from the tip of the capillary at the rate of a few milligrams per second and forms a spherical drop which falls into the solution at the rate of one every 2-10 seconds. |