| 单词 | liquid rheostat |
| 释义 | > as lemmasliquid rheostat liquid rheostat n. a rheostat which uses an electrolyte solution as the resistive element. ΘΚΠ the world > matter > physics > electromagnetic radiation > electricity > electrical engineering > controlling device or process > [noun] > rheostat > using electrolyte solution liquid rheostat1905 liquid starter1907 liquid controller1916 1905 P. Dawson in M. Maclean Mod. Electr. Pract. VI. v. iv. 214 Amongst the advantages claimed for liquid rheostats may be mentioned the gradual variation of the resistance, their compactness and cheap first cost, and the absence of damage from sparking when the current is interrupted. 1957 W. J. John Mod. Electr. Engin. II. iii. 59/1 A common method of providing resistance is by means of a liquid rheostat, consisting of a tank of electrolyte containing two electrodes, one fixed and one movable. < as lemmas |
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