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directed beam device
directed beam device
英
[directed beam device]
美
[directed beam device]
中文释义
定向电子束设备
单词分析
单词结构:
directed beam device
字母数:20
记忆提示
🎯 重点记忆:
单词拼写:directed beam device
核心含义:定向电子束设备
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更新时间:2026-03-16 19:31:35