单项选择题
The ignition quality of diesel fuel is indicated by its（）
A.octane number
B.cetane number
C.viscosity in Saybolt seconds
D.air fuel ratio
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相关考题
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Which of the following conditions may be attributed to a fouled turbocharger compressor inlet screen or filter?（）
A.Decreasing scavenge air pressure
B.Increasing exhaust temperatures before the turbine
C.Reduction in engine speed
D.All of the above -
单项选择题
The rate of wear on a cylinder liner depends on the （）
A.quality of air filtration
B.effectiveness of lubrication
C.type of fuel used
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单项选择题
In diesel engineering practice, the term used to express the ignition quality of a particular fuel is（）
A.cetane number
B.octane number
C.ignition index number
D.volatility point
