单项选择题
A.water in the fuel oil supply B.excessive fuel nozzle holder cooling C.a distorted fuel spray pattern D.leakage past the plunger into the oil drain
Due to excessive water in the fuel, a diesel engine fai...
单项选择题Due to excessive water in the fuel, a diesel engine fails to startBefore the engine can be started, the water must be removed from the （）.
A.fuel pumps B.cylinders C.fuel strainers D.all of above
A large, low-speed, crosshead, main propulsion diesel e...
单项选择题A large, low-speed, crosshead, main propulsion diesel engine using residual fuel oils must have a cylinder oil having a （）
A.low TBN value B.high alkaline reserve C.low flash point D.high pour point
In a four-stroke/cycle diesel engine, after the complet...
单项选择题In a four-stroke/cycle diesel engine, after the completion of the power stroke, the piston will move（）
A.up and draw in a fresh air charge B.down to burn off fuel C.down to compress the fuel air charge D.up and force out the exhaust gases
