問題詳情
86. 變壓器油除作絕緣用外，並兼作
(A)冷卻
(B)通風
(C)對流
(D)防火 之用。
(A)冷卻
(B)通風
(C)對流
(D)防火 之用。
參考答案
答案：A
難度：非常簡單1
統計：A(8),B(0),C(0),D(0),E(0)
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