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单词 electron gun
释义

Definition of electron gun in English:

electron gun

noun
Physics
  • A device for producing a narrow stream of electrons from a heated cathode.

    Example sentencesExamples
    • Each pixel consists of a cell that's excited by applied current to light up the phosphor, rather than an electron gun that scans across a phosphor array.
    • When we built the electron gun we knew that a big problem would be to operate it at high electric field strength without breakdown.
    • The experiment involves a source of quantum entities, let us say an electron gun that fires a steady stream of particles.
    • A magnet distorts the picture as it distorts the path of electrons flowing from the electron gun towards the screen inside the tv.
    • The basic idea is that an electron gun at the back of the picture tube fires a beam of electrons toward the inside front of the tube, which is coated with a layer of phosphorus material.
 
 

Definition of electron gun in US English:

electron gun

nounəˈlɛkˌtrɑn
Physics
  • A device for producing a narrow stream of electrons from a heated cathode.

    Example sentencesExamples
    • The experiment involves a source of quantum entities, let us say an electron gun that fires a steady stream of particles.
    • A magnet distorts the picture as it distorts the path of electrons flowing from the electron gun towards the screen inside the tv.
    • The basic idea is that an electron gun at the back of the picture tube fires a beam of electrons toward the inside front of the tube, which is coated with a layer of phosphorus material.
    • When we built the electron gun we knew that a big problem would be to operate it at high electric field strength without breakdown.
    • Each pixel consists of a cell that's excited by applied current to light up the phosphor, rather than an electron gun that scans across a phosphor array.
 
 
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更新时间:2025/1/27 14:38:37