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secondary-emission ratio
secondary-emission ratio
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[secondary-emission ratio]
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[secondary-emission ratio]
中文释义
[电] 二次发射比
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单词结构:
secondary-emission ratio
字母数:24
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单词拼写:secondary-emission ratio
核心含义:[电] 二次发射比
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更新时间:2026-02-07 14:25:56