A.fresh water
B.sea water
C.lubrication
D.fuel oil
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A.valve loop
B.valve uniflow
C.valve overlap
D.valve grinding
A.the inlet valve is open
B.the exhaust valve is open
C.both valves are close
D.both valves are open
A.less than
B.greater than
C.equal to
D.twice larger than
A.less than
B.greater than
C.equal to
D.twice larger than
A.a working cycle
B.the operation
C.two fuel injections
D.events
最新試題
When would the available energy of the exhaust gases of a two-stroke/cycle diesel engine be insufficient to drive an exhaust gas turbocharger, resulting in the incorrect amount of air for combustion?（）
In diesel engines, the four basic events (intake, compression, power and exhaust) are performed once in （）.
The minimum speed an engine must attain before ignition can occur depends upon （）.
The highest pressure in a diesel engine cylinder normally occurs （）.
White smoke exhausting from an operating diesel engine may indicate （）.
What causes diesel fuel to be ignited in the cylinder of an operating diesel engine?（）
Maximum horsepower of a diesel engine is attained （）.
An automated diesel engine should normally shut down due to （）
Engine protection by means of an alarm or shutdown control can be obtained with devices that are sensitive to （）.
Routine monitoring of a diesel engine should include （）.