A.provide a reservoir for cylinder lubrication
B.pump oil into the combustion space for cylinder cooling
C.prevent excessive lubricating oil consumption
D.allow hydraulic oil film formation on the cylinder
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A.produce the heat for ignition
B.decrease injection lag
C.increase ignition delay
D.aid in exhausting burnt gases
A.low sulfur content in the fuel
B.a loose injector inlet connection
C.late fuel injection
D.high injection pressure
A.Shape of the piston crowns
B.Increasing the compression ratios
C.Increasing the piston crowns
D.Increasing the turbocharger gear ratio
A.Spark plug
B.Heat of compression
C.Carburetor
D.Glow plug
A.low compression temperature
B.low ambient air pressure
C.high lube oil pump pressure
D.high fuel oil booster pump pressure
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