virtual cathode
Electronics
noun
A minimum in potential in a space charge or electron beam, from which electrons are repelled and to which positive ions are attracted.
Origin
Late 19th century.
| 单词 | virtual cathode |
| 释义 | virtual cathodeElectronics noun A minimum in potential in a space charge or electron beam, from which electrons are repelled and to which positive ions are attracted. Origin |
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