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electron gun

/ɪˈlɛktrɒn ɡʌn/

翻译: 一种发射电子束的装置,通常用于阴极射线管、电子显微镜及其他科学或技术设备中,用于成像或控制粒子。

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phrase

/ɪˈlɛktrɒn ɡʌn/C1formalscientific
  • zh一种发射电子束的装置,通常用于阴极射线管、电子显微镜及其他科学或技术设备中,用于成像或控制粒子。

A device that emits a stream of electrons, typically used in cathode-ray tubes, electron microscopes, and other scientific or technical equipment to produce images or manipulate particles.

  1. Device in cathode ray tubesC1formal

    A device that emits a stream of electrons, typically used in cathode ray tubes (CRTs) to produce images on a screen.

    zh电子枪

    • The electron gun in the old television directed electrons toward the phosphor screen.
    • Engineers designed a more efficient electron gun for the new oscilloscope.
    • The electron gun's filament must be heated to release electrons.
  2. Component in particle acceleratorsC2formal

    A component that generates and accelerates a beam of electrons for use in scientific research or industrial applications.

    zh粒子加速器中的组件

    • The electron gun in the particle accelerator produced a high-energy beam.
    • Scientists used an electron gun to study the properties of materials.
    • The electron gun's voltage was adjusted to control the beam's intensity.