更多"After an engine is started you shou"的相关试题:
[单项选择]Before starting a diesel engine, you should always（）
A. check the pyrometer readings
B. check the crankcase oil level
C. check the fuel oil strainers
D. clean the fuel system
[单项选择]Immediately after any diesel engine is started, the engineer should check the （）
A. crankcase pressure
B. lube oil pressure
C. saltwater pressure
D. exhaust temperature
[单项选择]How should signal flares be used after you have abandoned ship and are adrift in a liferaft?（）.
A. Immediately use all the signals at once
B. Use all the signals during the first night
C. Employ a signal every hour after abandoning ship until they are gone
D. Use them only when you are aware of a ship or plane in the area
[单项选择]Routine monitoring of a diesel engine should include （）.
A. checking for leaks
B. checking temperatures and pressures
C. listening for abnormal noises
D. all of the above
[单项选择]An automated diesel engine should normally shut down due to （）
A. low lube oil temperature
B. high ambient air temperature
C. low tube oil pressure
D. high exhaust system back pressure
[单项选择]The oil index of main engine should be controlled to prevent it from in heavy weather（）
A. over heat
B. over speed
C. over pressure
D. over worn
[单项选择]Why the cooling water of the diesel engine should be treated? Because the（）
A. Cooling water is alkalescence
B. cooling water is acidity
C. cooling water has salinity
D. cooling water has impurity
[单项选择]When accepting engine room spares, you should（）
A. send a requisition list to the supplier
B. check that whether the items ordered have been already delivered
C. make the chief engineer on sport
D. follow a preset procedure
[单项选择]A diesel engine should not be operated at low loads for long periods of time because（）
A. heavy carbon deposits will buildup on the valves and in the exhaust
B. fuel dilution is increased at low load
C. exhaust valves may be damaged
D. all of the above
[单项选择]Once a fire is detected the engine should be slowed downOn no account （）.
A. the trunking should be opened up
B. should the trunking be opened up
C. the trunking should not be opened up
D. should the trunking not be opened up
[单项选择]Before being shut down, a diesel engine should idle a few minutes in orderto （）
A. prevent governor surging at shutdown
B. make sure the fuel nozzles are flushed clean
C. prevent pressure buildup in the fuel lines
D. prevent damage from localized overheating
[单项选择]The cooling water of the diesel engine should be treated, because it has（）
A. alkale scence
B. acidity
C. salinity
D. impurity
[单项选择]Which action should you take after sending a false distress alert on VHF?（）
A. Send a DSC cancellation message on Ch-70
B. Make a voice announcement to cancel the alert on Ch-16
C. Make a voice announcement to cancel the alert on Ch-13
D. Make a voice announcement to cancel the alert on Ch-22A
[单项选择]For a generator engine, after passing through the turbine the exhaust gas may be conducted out into the （）.
A. intercooler
B. open air
C. oil fired boiler
D. B and C
[单项选择]The exhaust gases for a new engine should be （） when the engine operates under full load.
A. smoky
B. a little bit dense
C. visible
D. almost invisible
[单项选择]How should you warm up a diesel engine that has not been run for some time? （）
A. Run it at minimum speed for a period of time
B. Run it at half speed for a period of time
C. Bring it to top speed immediately
D. Inject ether into the air intake
[单项选择]After the engine is warned, we should（） the turning gear before starting up the engine.
A. take in
B. put in
C. take out
D. put up
[单项选择]In a four-stroke/cycle diesel engine, after the completion of the power stroke, the piston will move（）
A. up and draw in a fresh air charge
B. down to burn off fuel
C. down to compress the fuel air charge
D. up and force out the exhaust gases
[单项选择]After receiving the stores you should sign on the （）
A. engine logbook
B. delivery docket
C. store list
D. maintenance book
