单词 | oscilloscope |
释义 | Word Frequency oscilloscope(ɒˈsɪləˌskəʊp) noun an instrument for producing a representation of a quantity that rapidly changes with time on the screen of a cathode-ray tube. The changes are converted into electric signals, which are applied to plates in the cathode-ray tube. Changes in the magnitude of the potential across the plates deflect the electron beam and thus produce a trace on the screen |
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