Brazing quality and product reliability are both increased as using high frequency pulse microplasma arc heating process for assembly brazing of cathode and photoetching grid of electron tube.
采用高频脉冲微
子弧做为电子管阴极和
刻栅极装配钎焊工艺的
,
高了钎缝质量和产品的可靠性.
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