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。
This paper presents the structure, the principle and the design of the EI Intellectual communication power source.
本文介绍了EI智能通信电源的结构、原理、及设计过程等。
Both ei and SCI cover their source journal articles with acceptable English abstracts.
EI和SCI收录其来源期刊中英文摘要符合要求的论文。
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