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directiy heated cathode
directiy heated cathode
英
[directiy heated cathode]
美
[directiy heated cathode]
中文释义
[电] 直接加热式阴极
单词分析
单词结构:
directiy heated cathode
字母数:23
记忆提示
🎯 重点记忆:
单词拼写:directiy heated cathode
核心含义:[电] 直接加热式阴极
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更新时间:2026-02-20 17:16:54