单选题When a ship is fully loaded, it needs to prevent the main engine to be().While a ship is fully empty, it needs to prevent the main engine to be().Aoverspeed;overloadBoverload;overspeedCover mechanical load;over thermal loadDover torque;overspeed

单选题
When a ship is fully loaded, it needs to prevent the main engine to be().While a ship is fully empty, it needs to prevent the main engine to be().
A

overspeed;overload

B

overload;overspeed

C

over mechanical load;over thermal load

D

over torque;overspeed


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