• 发明公开了一种多元素耐高温抗震磁控管阴极钾组成

    The invention discloses a multi-element high-temperature resistant anti-shock magnetron cathode which comprises tungsten, thorium, rhenium and potassium.

    youdao

  • 发明公开了一种多元素耐高温抗震磁控管阴极钾组成

    The invention discloses a multi-element high-temperature resistant anti-shock magnetron cathode which comprises tungsten, thorium, rhenium and potassium.

    youdao

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