問題詳情
78. 發光二極體ＬＥＤ正常工作時，通常是施工於何種狀態？
(A)順向偏壓
(B)逆向偏壓
(C)逆、順向偏壓皆可
(D)零偏壓
(A)順向偏壓
(B)逆向偏壓
(C)逆、順向偏壓皆可
(D)零偏壓
參考答案
無參考答案
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