阿摩線上測驗
26. An increasingly popular form of indirect drive is diesel-electric propulsion based on multi-medium speed.
(A)main diesels
(B)auxiliary diesels
(C)main gensets
(D)Auxiliary gensets
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統計： A(0), B(0), C(1), D(0), E(0) #3479020
統計： A(0), B(0), C(1), D(0), E(0) #3479020
