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单词 triac
释义

triac

/ˈtraɪæk/
noun
Electronics a three-electrode semiconductor device that will conduct in either direction when triggered by a positive or negative signal at the gate electrode
【电子】三端双向可控硅开关元件。
词源
1960s: from TRIODE + AC (short for alternating current).
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更新时间:2025/8/23 3:44:29