This paper report the design parameters, construction and specificity of a small magnetic mass spectrometer with an EI ion source, a sector magnetic analyser and a Faraday cup ion detector.
本文报道一种由电子轰击型离子源、扇形磁分析器与法拉第筒式离子检测器组成的小型质谱计，介绍其设计参数、结构与性能。
One of the advantages of the mass spectrometer is that it can record spectra from small quantities of substance.
质谱计的优点之一是它能记录少量物质的质谱。
One of the advantages of the mass spectrometer is that it can record spectra from small quantities of substance.
质谱计的优点之一是它能记录少量物质的质谱。
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