問題詳情
21. 活線更換線路開關時使用活線跳線夾的目的是
(A)減少工作量
(B)增加線路容量
(C)增加線路美觀
(D)在作業中不影響供電。
(A)減少工作量
(B)增加線路容量
(C)增加線路美觀
(D)在作業中不影響供電。
參考答案
答案：D
難度：非常簡單1
統計：A(0),B(0),C(0),D(6),E(0)
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