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单词 capacitive electrometer
释义 capacitive electrometer
[kǝ¦pas·ǝd·iv ´i´lek`träm·ǝd·ǝr]
ENGINEERING
An instrument for measuring small voltages; the voltage is applied to the plates of a capacitor when they are close together, then the voltage source is removed and the plates are separated, increasing the potential difference between them to a measurable value. Also known as condensing electrometer.
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