阿摩線上測驗
18. The optimized location of the______ elements allows the ship's overall length to be reduced and steel costs correspondingly lowered for a given cargo capacity.
(A)deck machinery
(B)main machinery
(C)generative machinery
(D)auxiliary machinery
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統計： A(0), B(2), C(0), D(2), E(0) #3478196
統計： A(0), B(2), C(0), D(2), E(0) #3478196
