| 释义 |
ball-float liquid-level meter ball-float liquid-level meter[′bȯl ‚flōt ¦lik·wəd ¦lev·əl ‚mēd·ər] (engineering) A float which rises and falls with liquid level, actuating a pointer adjacent to a calibrated scale in order to measure the level of a liquid in a tank or other container. |