单项选择题
A.Poor combustion B.High cylinder oil consumption C.Leaking exhaust valves D.All of the above
Which of the following problems should be taken when cl...
单项选择题Which of the following problems should be taken when cleaning the air filter on a diesel engine equipped with a turbocharger?（）
A.Reduce engine speed to idle before removing the filter B.Soak the dirty filter in kerosene only C.Blow out the air inlet with compressed air D.Cover the air inlet after removing the filter
Which of the following problems may occur if the cleara...
单项选择题Which of the following problems may occur if the clearance between a piston and cylinder liner is insufficient?（）
A.Excessive wear B.Scuffing of the liner C.Piston seizure D.All of the above
When installing rings on a diesel engine piston, you sh...
单项选择题When installing rings on a diesel engine piston, you should check the ring（）
A.diametrical tension B.gap clearance C.radial thickness D.face thickness
