| 单词 | quadrant electrometer |
| 释义 | > as lemmasquadrant electrometer quadrant electrometer n. an electrometer in the form of a broad, shallow metal cylinder composed of four mutually insulated quadrants, within which there is a suspended needle or vane which turns when a voltage is applied to some of the quadrants when the others are earthed. ΚΠ 1777 T. Cavallo in Philos. Trans. 1776 (Royal Soc.) 66 407 With this I connect the quadrant electrometer, which shews me exactly the state, increase, and decrease of electricity. 1815 J. Smith Panorama Sci. & Art II. 247 This conductor should be furnished with a quadrant electrometer. 2005 Jrnl. Appl. Crystallogr. 38 578/1 From the careful measurements performed using an ionization chamber and a quadrant electrometer, he deduced the phonon spectrum. < as lemmas |
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