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mass spectrometer

  • 质谱仪：一种仪器方法，通过将气态离子根据其不同的质量和电荷进行分离，来确定物质的化学组成的方法。

双语例句

  1. His main tool is a device called a secondary-ion mass spectrometer.
    他的主要工具是一种叫做二次离子质谱仪的装置。
  2. This pushes molecules off the sample surface as gaseous ions, which can be detected and identified by the mass spectrometer.
    这就使得分子以气化离子的形式离开样品表面，从而被质谱仪检测到并完成鉴定。
  3. The researchers used a focused beam of caesium ions to dislodge molecules of water from the inclusions and measured the amount with a mass spectrometer.
    研究人员用聚焦的铯离子束将水分子自包裹体中打出并用质谱仪测量其数量。

网络短语

  • cycloidal mass spectrometer
    摆线质谱计；圆迹质谱仪
  • Mass spectrometer leak detector
    质谱检漏仪；质谱仪泄漏探测器
  • Bleakney mass spectrometer
    波利克尼质谱仪
  • omegatron mass spectrometer
    回旋质谱计；回旋质谱仪
  • isotope mass spectrometer
    同位素质谱计；同位素质谱仪

同义词

mass spectroscopemass spectrography
[分化]质谱仪

英英释义

  • n.spectroscope for obtaining a mass spectrum by deflecting ions into a thin slit and measuring the ion current with an electrometer