26.下列何種試驗可以測量三相感應電動機之銅損?
(A)直流電阻試驗
(B)堵住試驗
(C)無載試驗
(D)負載試驗
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統計: A(10), B(104), C(22), D(6), E(0) #2054921
統計: A(10), B(104), C(22), D(6), E(0) #2054921