3.三相感應電動機在起動之初,其轉差率S之值為何?
(A)S = 0
(B)S<0
(C)0<S<1
(D)S = 1

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統計: A(79), B(30), C(68), D(339), E(0) #750329

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私人筆記#5569079
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逆轉:S>1靜止:S=1作用:1&...
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