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词汇 virtual cathode
释义

Definition of virtual cathode in English:

virtual cathode

noun
Electronics
  • 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.

Definition of virtual cathode in US English:

virtual cathode

noun
Electronics
  • 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.

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