Electrometer
[,ilek'trɒmitә]
解釋/意思:
(noun.) meter to measure electrostatic voltage differences; draws no current from the source.
佛瑞德整理--From WordNet
解釋/意思:
(n.) An instrument for measuring the quantity or intensity of electricity; also, sometimes, and less properly, applied to an instrument which indicates the presence of electricity (usually called an electroscope).
錄入:维维恩
例句/造句/用法:
- He arranged an electrometer, consisting of an iron needle poised on a pivot, by which to note the action of the magnet. 威廉·亨利·杜利特. 世紀發明.
- There was the Thomson reflecting mirror galvanometer and electrometer, while nearby were the standard cells by which the galvanometers were adjusted and standardized. 弗蘭克·路易斯·戴爾. 愛迪生的生平和發明.
- Lesage, so as to enable him to work with only two wires and one electrometer at each station. 弗雷德里克·科利爾·貝克維爾. 偉大的事實.
- To produce all the requisite signals with a single pith-ball electrometer, it was necessary to vary the durations of each divergence, and to combine several to form a single symbol. 弗雷德里克·科利爾·貝克維爾. 偉大的事實.
- Each electrometer was to represent a letter of the alphabet, and they were to be brought into action by an excited glass rod. 弗雷德里克·科利爾·貝克維爾. 偉大的事實.
- The first method that suggested itself was to transmit signals by means of pith-ball electrometers. 弗雷德里克·科利爾·貝克維爾. 偉大的事實.
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