英语词汇“positive-ion sheath”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	positive-ion sheath
释义	positive-ion sheath positive-ion sheath [′päz·əd·iv ¦ī‚än ‚shēth] (electronics) Collection of positive ions on the control grid of a gas-filled triode tube.
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