单项选择题

According to the passage, during the tests,（）

A.the rudder should be moved through its full extent
B.the rudder should be moved in starboard direction
C.the rudder should be moved with the ship at maximum speed
D.the rudder should be moved with the ship at minimu

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热门试题

单项选择题Which of the following is NOT true according to the passage?（）

A.Both the main steering gear and the auxiliary steering gear should be operated
B.The alarms fitted to the remote control system should be operated
C.The emergency generator compartment should be checked
D.The communication system between the bridge and the steering gear compartment should be operated

单项选择题Aother name for the “swash plate” in the variable delivery pump is（）

A.tiltable disc
B.gravity disc
C.distributing disc
D.catch plate

单项选择题The function of the cut-off lever is（）

A.to provide electrical signal
B.to provide feed-back
C.to provide local manual control
D.to provide right rudder angle

单项选择题The advantage of the control equipment is（）

A.that the transmitter is on the bridge
B.that local manual control can be achieved
C.that remote control can be achieved
D.simple in construction and reliable in operation

单项选择题The spur geared mooring winches have advantages over worm geared ones in（）

A.higher efficiency of the gear train while reversing
B.the higher gear ratio
C.the multi-start feature
D.higher recovering speed