单项选择题X 纠错
A.to reduce heat stress
B.to reduce low temperature corrosion
C.to improve firing and starting performance
D.fuel saving
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单项选择题
A.to inspect if the cylinder has the water leakage
B.to expel out the residual water/gas/oil from the cylinder
C.to check if fuel supply is normal
D.A and B
单项选择题
A.the main engine in the stand-by condition
B.auxiliary machinery in the stand-by condition
C.dynamical equipments in the stand-by condition and could be used immediately
D.A and B
单项选择题
A.engine trails should be done after finishing the operation of turning the engine with the turning gear and starting the engine on air briefly
B.in the operation of engine trails, the main engine should be running in low-speed
C.As to the ship equipment with twin main engine, engine trials should be done with one engine ahead and another engine astern at the same time
D.the order “engine trials” should be given by the bridge
单项选择题
A.preparation for stand-by should be organized by engine room
B.engine trails should be agreed with bridge, and then do it
C.As to engine trials of the twin diesels and two propellers, the two diesels should use “slow ahead” at the same time
D.After engine trials, the handle of the engine telegraph should be put in the “stop” position
单项选择题
A.stand by
B.slow ahead
C.slow astern
D.B or C
单项选择题
A.tachometer and engine telegraph
B.oil and water reserves
C.clock and engine telegraph and test the rudder
D.crews
单项选择题
A.engine room logbook
B.voyage logbook
C.engine room logbook or voyage logbook
D.engine room logbook and voyage logbook
单项选择题
A.Steering gear and windlass
B.Navigation light and radio power panel
C.Navigation device power box
D.Daily fresh water pump
单项选择题
A.Deck machinery
B.Little power load
C.Some important load
D.stationary submersible pump
单项选择题
A.Megohm meter, insulation light and synchroscope
B.Synchroscope, synchro light and megohm meter
C.Shore power switch, insulation light and synchroscope
D.Megohm meter, insulation light and shore power switch