8.如下圖所示電路,電流表
之讀數為
(A)60mA
(B)12mA
(C)180mA
(D)22mA
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統計: A(0), B(2), C(0), D(0), E(0) #3827975
統計: A(0), B(2), C(0), D(0), E(0) #3827975