A.control axial movement of the crankshaft
B.transmit engine thrust to the propeller shaft
C.absorb vibrations in the propeller shafting
D.prevent propeller thrust from being transmitted to the hul
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A.wheelhouse control station
B.engine room control station
C.captains office
D.chief engineers office
A.a shortened ignition delay period
B.a lean fuel/air mixture
C.excess fuel in the combustion chamber
D.rapid vaporization of injected fuel droplets
A.at any time
B.only after the engine room control station is switched to “bridge control”
C.whenever the secondary station is switched to "bridge control"
D.with the approval of the chief engineer only
A.open the filter and inspect the elements
B.check the lube oil pump discharge pressure
C.check the lube oil header pressure
D.check the pressure drop across the filter
A.Exhaust and scavenging
B.Scavenging and compression
C.Ignition and expansion
D.Exhaust and compression
最新試題
The ability of the governor to prevent fluctuations in engine speed is termed （）.
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?（）
Maximum horsepower of a diesel engine is attained （）.
Routine monitoring of a diesel engine should include （）.
Lube oil cannot be efficiently filtered if its （）.
What causes diesel fuel to be ignited in the cylinder of an operating diesel engine?（）
Combustion knock can occur in the cylinders of a diesel engine under any condition permitting （）.
If the water level dropped rapidly in the expansion tank of a closed diesel engine cooling water system, you should suspect a （）.
Control of the main propulsion diesel engines can be shifted from the engine room to the wheelhouse from the （）.
In diesel engines, the four basic events (intake, compression, power and exhaust) are performed once in （）.