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单词
ignitron
释义
ig·ni·tron
\igˈnī.ˌträn\
noun
(
-s
)
Etymology:
igni- + -tron
:
a mercury-containing half-wave-rectifier tube in which the arc is restruck at the beginning of each cycle by a special electrode separately energized by an auxiliary circuit
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更新时间:2026/8/12 5:16:52