本文介绍测量绝缘介质二次电子发射系数的双枪方法，并在动态系统中进行测量。
A two electron gun method and an arrangement whereby the secondary electron emission yield of dielectric materials can be measured are introduced.
推导出高能原电子斜入射时的金属的有效真二次电子发射系数的表达式，它与入射角的余弦近似成反比。
This paper derived the formulation for the real efficient emission coefficient of secondary electron under the condition that high energy primary electron incident on metal obliquely.
推导出高能原电子斜入射时的金属的有效真二次电子发射系数的表达式，它与入射角的余弦近似成反比。
This paper derived the formulation for the real efficient emission coefficient of secondary electron under the condition that high energy primary electron incident on metal obliquely.
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