單項(xiàng)選擇題

Which of the listed conditions can cause a diesel engine to use too much lube oil?（）

A.Dirty lube oil filter
B.Too much piston ring wear
C.High lube oil viscosity
D.Low lube oil temperature

你可能感興趣的試題

Which of the following operational conditions will occur to the diesel engine lube oil at extremely high temperature?（）

A.The oil oxidizes and forms carbon deposits
B.The viscosity increases
C.Engine oil consumption decreases
D.Lubricating qualities of the oil are enhanced

單項(xiàng)選擇題

The oxidation by-products forming in diesel engine lube oil can cause （）

A.pitting
B.sludge
C.hard varnish
D.all of the above

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Which of the listed conditions can cause a diesel engine to use too much lube oil?（）

你可能感興趣的試題

Which of the following operational conditions will occur to the diesel engine lube oil at extremely high temperature?（）

The oxidation by-products forming in diesel engine lube oil can cause （）