单项选择题
A.air quantity aspirated B.fuel injection pressure C.combustion pressure on the power stroke D.compression on the compression stroke
The most common diesel engine fuel system problems are ...
单项选择题The most common diesel engine fuel system problems are caused by （）.
A.incorrect adjustments B.dirty fuel C.broken fuel lines D.excessive vibration
The power developed by a large slow-speed main propulsi...
单项选择题The power developed by a large slow-speed main propulsion diesel engine is dependent upon the （）
A.quantity of air it takes in and retains in the cylinders during a given time period B.proportion of trapped air that is utilized in the combustion process C.thermodynamic efficiency of the engine cycle D.all of the above
Dirt in a fuel oil system of a diesel engine can cause ...
单项选择题Dirt in a fuel oil system of a diesel engine can cause （）
A.damage to strainers B.over-speeding of the engine C.excessive cooling of the engine D.injector damage
