本文阐述了电子能谱仪的关键部件——电子能量分析器的一种慢性故障现象（沾污）及其消除方法。
This paper presents a method to eliminate the chronic deterioration on the performance of electron energy analyser, which is a key component of the electron spectrometer.
本文阐述了电子能谱仪的关键部件——电子能量分析器的一种慢性故障现象（沾污）及其消除方法。
This paper presents a method to eliminate the chronic deterioration on the performance of electron energy analyser, which is a key component of the electron spectrometer.
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