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evacuation of vacuum tube

英 [evacuation of vacuum tube]
美 [evacuation of vacuum tube]

中文释义

[电] 真空管的抽空法

单词分析

单词结构:

evacuation of vacuum tube

字母数:25

记忆提示

🎯 重点记忆:

  • 单词拼写:evacuation of vacuum tube
  • 核心含义:[电] 真空管的抽空法

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更新时间:2026-02-24 12:00:34

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