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38.For a 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


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鸚眼(繼續考) 大二下 (2019/03/08)
對於具有直接連接的低速推進發動機的船舶,...


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38.For a ship with direct-connected low-..-阿摩線上測驗