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。
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.
采用四极质谱仪测量了试验参数对高压脉冲增强射频磁控溅射ptfe靶等离子体气氛的影响规律。
Quadrupole mass spectrometer was used to analyze the plasma environment of RF magnetron sputtering PTFE target with pulsed bias.
考古学家使用一种被称为加速器质谱仪的设备进行测量。
To measure this, archaeologists use a device called an accelerator mass-spectrometer.
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