A.graphite packing
B.sealing compound
C.lubricating oil
D.gaskets
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A.Decrease the air density
B.Increase the exhaust temperature
C.Decrease the lube oil temperature
D.Increase the air density
A.Clogged oil pump suction screens
B.Increased oil operating temperatures
C.Sticking piston rings
D.All of the above
A.improper fuel rack positing
B.lengthy exhaust valve duration
C.extend operation at light load
D.excessively early injection timing
A.crankcase
B.cylinder head
C.valve cover
D.engine frame
A.Impeller
B.Compressor
C.After-cooler
D.Exhaust differ
最新試題
To shut down a diesel engine after it exceeds the set maximum speed，which type of device listed should be used?（）
Under MARPOL Code the ship to which it applies has to carry （）
During the diesel engine running, the water level of F.W expansion tank should normally kept in the （） level of glass tube.
Which of the diesel engine components listed increase air density and helps to improve engine operating efficiency?（）
The cetane rating of diesel fuel is an indication of the （）
Flame failure in an automatically fired auxiliary boiler can from a/an （）
Engine parameters shall be corresponded to NOx Technical Files. This is required by （）
Diesel engine air start system check valves are opened by （）
To proceed to the assistance of a ship in distress is（）
A purge recovery system is used in a centrifugal air conditioning or refrigeration system to （）