;
;Several kinds of tungsten thermonic cathode were introduced.Moreover, the advances in the cathode with a monoatomic layer on the molybdenum substrate were reviewed.
述了几种电子管钨基阴极材料的
进展及钼基原子膜阴极的
状。
Several kinds of tungsten thermonic cathode were introduced.Moreover, the advances in the cathode with a monoatomic layer on the molybdenum substrate were reviewed.
述了几种电子管钨基阴极材料的进展及钼基原子膜阴极的状。
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