問題詳情
32. 下圖符號為 
(A) 橋式整流器
(B) 發光二極體
(C) 光耦合器
(D) 光電晶體。
(A) 橋式整流器
(B) 發光二極體
(C) 光耦合器
(D) 光電晶體。
參考答案
答案：C
難度：非常困難0
統計：A(0),B(0),C(0),D(1),E(0)
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