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英语单词

loprotron是什么意思

loprotron

英['lɒprətrɒn] 美['lɒprətrɒn]
  • n.射束开关管
  • 网络解释.射束开关管;整流射线管





栏目导航

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考试词汇

    [an error occurred while processing this directive]

分类词汇

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频率词汇

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单词首字母

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