問題詳情
7 8 .空調箱若使用電加熱器， 則其過熱保護開關何時會動作
(A) 電熱器斷路
(B) 電熱器短路
(C) 電熱器漏電
(D) 風車傳動皮帶斷裂。
(A) 電熱器斷路
(B) 電熱器短路
(C) 電熱器漏電
(D) 風車傳動皮帶斷裂。
參考答案
答案：D
難度：適中0.5
統計：A(0),B(0),C(0),D(0),E(0)
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