A.increased carbon buildup
B.burning of intake valves
C.excessive firing pressures
D.increased fuel consumption
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A.improving cylinder scavenging
B.preheating the combustion chamber
C.reducing air charge density
D.preventing valve wear
A.decreased fuel consumption per brake horsepower
B.more complete cylinder scavenging
C.extended valve life
D.carbon formation on combustion chamber surfaces
A.Visual inspection of the element
B.the pressure drop cross the filter
C.high fuel oil tank temperature
D.increase flow rate from the filter
A.improper adjustments
B.contaminated fuel
C.kinked fuel lines
D.excessive engine vibration
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
最新試題
The Port State Control officer may witness a fire drill carried out by the crew assigned to these duties on the（）
Using a file without a handle may result in （）
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.
As soon as a diesel engine has started, which of the listed engine operating parameters should be checked FIRST?（）
The ISPS Code consists of a mandatory section-Part A, which shows（）
The flash point of a residual fuel oil should be used to determine the highest temperature to which oil may be heated（）
Diesel engine air start system check valves are opened by （）
The main purpose of port State control is not to（）
Which one is NOT the ‘clear grounds’ for a more detailed inspection?（）