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The engineer replaced the old cold cathode in the vacuum gauge to improve its sensitivity.
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The engineer replaced the old cold cathode in the vacuum gauge to improve its sensitivity.
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Related words
cold cathode
Noun
Japanese Meaning
冷陰極：加熱素子を使用せず、基礎的な熱電子放出以外の方法（通常は電界電子放出、副次放出、光電放出など）によって電子（陰極線）の放出を行う陰極の一種。
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