A.a leaking fuel injector nozzle
B.a clogged air filter
C.excessively early fuel injection
D.malfunctioning valves
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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
A.the elimination of valve wear
B.improved atomization
C.a decrease in cylinder blow-by
D.an increase in cylinder blow-by
最新試題
The condensers located in various stages of a flash evaporator are cooled by（）
Which of the diesel engine components listed increase air density and helps to improve engine operating efficiency?（）
If separating effect is not good, which measure should be taken （）
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 treatment of the fuel oils involves storage, heating, filtering and（）
（） is not installed on the main switchboar.
Flame failure in an automatically fired auxiliary boiler can from a/an （）
Refrigerant entering the compressor of a refrigeration system should be in which of the following conditions?（）
（）connectors hold best if a wire is accidentally pulled or a connection becomes loose.