“vacuum-tube electrometer”的概念、定义、翻译、参考文献-科学参考

单词	vacuum-tube electrometer
释义	vacuum-tube electrometer [`vak·yǝm ¦tüb ´i´lek`träm·ǝd·ǝr] ^ELECTRONICS An electrometer in which the ionization current in an ionization chamber is amplified by a special vacuum triode having an input resistance above 10,000 megohms.
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