英语词汇“Photo cathode”的翻译、意思、用法、释义-英汉汉英双解词典-爱贷网

词汇	Photo cathode
释义	Photo cathode 基本例句光电阴极 The interior of the tube must be kept a hard vacuum to preserve the photo cathode.显象管内部一定要保证高真空才能保护光电阴极。
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