四极场能量分析器
Energy Analyser for Quadrupole Field
本文将详细阐述四极场作能量分析器的可能性。介绍其为分析器时的几何结构、原理和基本公式；
This paper expounds in detail the possibility that quadrupole field can be used as an energy analyser and describes its geometric structure , working principles and basic formula .
四极分析器