A.reduce the ring groove wear rate
B.seal against crankcase vapors
C.lessen the wear on aluminum part of the cylinder
D.allow for the greater expansion rate of aluminum
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A.a leaking fuel injector nozzle
B.a clogged air filter
C.excessively early fuel injection
D.malfunctioning valves
A.An alarm device with audible and visible signals is required for all cooling water systems
B.Propulsion engines with bores over 200 mm are to be fitted with cooling water jackets
C.Each totally enclosed cooling system shall be provided with a suitable head tank
D.Drain cocks are to be provided at the lowest points of all cylinder water jackets
A.turbocharger efficiency
B.engine power output
C.carbon deposits on fuel injectors
D.cylinder scavenging
A.holed
B.fouled
C.clean
D.dry
A.radiated through the engine block
B.transferred to water cooled cylinder walls
C.conducted through the piston crown
D.transferred to escaping exhaust gases
最新試題
Under MARPOL Code the ship to which it applies has to carry （）
（）are used to digest the sewage to produce innocuous sludge in a biological sewage treatment plant.
If separating effect is not good, which measure should be taken （）
Thermostatic steam pressure reducing valves are used in the fuel oil service system to control the（）
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Diesel engine air start system check valves are opened by （）
During the diesel engine running, the water level of F.W expansion tank should normally kept in the （） level of glass tube.
To proceed to the assistance of a ship in distress is（）
The Port State Control officer may witness a fire drill carried out by the crew assigned to these duties on the（）
Refrigerant entering the compressor of a refrigeration system should be in which of the following conditions?（）