directly heated cathode
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- The source of electrons in an electron microscope is a heated filament.
电子显微镜中的电子源,是一加热的灯丝。
- The principles discussed in this report are applicable to all filamentary cathode structures.
而本文所讨论的原理可以应用到各种类型的灯丝结构。
directly heated cathode的相关资料: