問題詳情
34.What are the general considerations during the development of ship propulsion system? ①propulsive power requirement ②rotating direction of propeller ③main shafting system ④selection of propulsion engine
(A)①②③
(B)②③④
(C)①③④
(D)①②④
參考答案
答案：C
難度：適中0.566879
統計：A(34),B(18),C(89),D(16),E(0)