A、the water produced during combustion
B、the sulfur in the fuel
C、unburned fuel oil
D、all of the above
更多“Diesel engine lube oil can become contaminated as a result（）”相关的问题
A、open the bypass line B、cut in the lube oil cooler C、pressurize the lube oil system D、top off the expansion tank
A、A.Exhaust temperature B、B.Lube oil level C、C.Lube oil pressure D、D.Water level in the expansion tank
A、ignition lag B、engine horsepower C、lube oil system pressure D、specific fuel consumption
A、Low lube oil temperature B、Dirty lube oil strainer C、Low lube oil pressure D、High lube oil temperature
A、camshaft seizure B、lube oil pump failure C、lube oil cooler failure D、lube oil pump overflow
A、high lube oil viscosity B、increased lube oil consumption C、low lube oil temperatures D、high firing pressures
A、Dirty lube oil filter B、Too much piston ring wear C、High lube oil viscosity D、Low lube oil temperature
A、an increased flash point B、higher lube oil pressures C、an increased viscosity D、lower lube oil pressures
A、increasing the quantity of starting air B、increasing the lube oil pressure C、heating the engine fuel supply D、heating the engine jacket water
A、clogged lube oil piping B、excessive valve-guide clearance C、high lube oil viscosity D、low lube oil temperature
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