hot-cathode

英['hɒtk'æθəʊd] 美['hɒtk'æθəʊd]
  • 热阴极
    1. Using a magnetic field to curve the path of the e-beam permits screening of the hot filament.
      用一个磁场使电子束走曲线路径能够屏蔽热阴极。