輪機工程(概要)（包括推進裝置、輔機與輪機英文）題庫下載題庫

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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



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