grid-return tube

英 [grid-return tube]
美 [grid-return tube]

中文释义

反射栅电子管

单词分析

单词结构：

grid-return tube

字母数：16

记忆提示

🎯 重点记忆：

  • 单词拼写：grid-return tube
  • 核心含义：反射栅电子管

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更新时间：2026-01-30 06:02:16