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
During the diesel engine running, the water level of F.W expansion tank should normally kept in the （） level of glass tube.
The shipboard oil pollution emergency plan will be invalid after （）
One of the reasons that cause oil flowed from sludge outlet of a self-cleaning separator is（）
The flash point of a residual fuel oil should be used to determine the highest temperature to which oil may be heated（）
The main purpose of port State control is not to（）
The condensers located in various stages of a flash evaporator are cooled by（）
The treatment of the fuel oils involves storage, heating, filtering and（）
Thermostatic steam pressure reducing valves are used in the fuel oil service system to control the（）
Using a file without a handle may result in （）
Under MARPOL Code the ship to which it applies has to carry （）