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单词
thermionic tube
释义
thermionic tube
[θ?:mi??nik tju:b]
释义
n.
热离子管
英英释义
Noun
1. electronic device consisting of a system of electrodes arranged in an evacuated glass or metal envelope
行业词典
计算机
真空管，热发射电子管???
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更新时间：2026/10/12 22:18:15