A.octane number
B.cetane number
C.viscosity in Saybolt seconds
D.air fuel ratio
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A.Decreasing scavenge air pressure
B.Increasing exhaust temperatures before the turbine
C.Reduction in engine speed
D.All of the above
A.quality of air filtration
B.effectiveness of lubrication
C.type of fuel used
D.all of the above
A.cetane number
B.octane number
C.ignition index number
D.volatility point
A.antiknock characteristics
B.ignition qualities
C.rates of vaporization
D.viscosity
A.increase in starting air pressure
B.increase in lube oil viscosity
C.compression expansion device
D.jacket water heater
最新試題
Which of the diesel engine components listed increase air density and helps to improve engine operating efficiency?（）
Using a file without a handle may result in （）
By comparing the exhaust gas temperature of each cylinder, the operator can determine if the load is balanced throughout the engine. The device most commonly used is a（）
Refrigerant entering the compressor of a refrigeration system should be in which of the following conditions?（）
Thermostatic steam pressure reducing valves are used in the fuel oil service system to control the（）
If separating effect is not good, which measure should be taken （）
The Port State Control officer may witness a fire drill carried out by the crew assigned to these duties on the（）
Which of the listed governor characteristics will greatly affect the load sharing relationship between paralleled diesel generators?（）
Cold weather starting of a diesel engine may be made easier by（）
During the diesel engine running, the water level of F.W expansion tank should normally kept in the （） level of glass tube.