单项选择题
A.high average exhaust manifold B.greatly fluctuating inlet manifold pressure C.constant exhaust manifold pressure D.multiple exhaust pipes to the turbocharger
One advantage of dry cylinder liners used in a diesel e...
单项选择题One advantage of dry cylinder liners used in a diesel engine is the（）
A.lower thermal expansion rates than wet liners B.greater heat transfer rate than wet liners C.greater wear resistance than wet liners D.procedure to replace dry liners is simpler than for wet liners
Intake air flow from a diesel engine turbocharger is di...
单项选择题Intake air flow from a diesel engine turbocharger is directly proportional to engine（）
A.exhaust gas pressure B.exhaust gas temperature C.speed D.load
Which of the listed conditions can be used to determine...
单项选择题Which of the listed conditions can be used to determine if lube oil has been diluted by fuel? （）
A.Viscosity is decreased B.Octane number is altered C.Pump speed is decreased D.Blower’s speed is decreased
