問題詳情

39. Fora ship with direct-connected low-speed propulsive engine, which is usually the dominant source of torque variation for the shafting system?
(A) Engine power variation
(B) Axial displacement of thrust bearing
(C) Torsional vibration of propulsive shaft
(D) Longitudinal vibration of engine

參考答案

答案:C
難度:適中0.65
統計:A(1),B(4),C(13),D(2),E(0)

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