問題詳情
4.依據CNS線規7/2.0mm之硬抽銅絞線截面積為多少平方公厘？
(A)22
(B)30
(C)38
(D) 50
(A)22
(B)30
(C)38
(D) 50
參考答案
答案：A
難度：困難0.382022
統計：A(34),B(14),C(19),D(3),E(0)
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