A.control rack
B.delivery valve
C.governor speed
D.plunger crossbar
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A.penetration
B.permanence
C.turbulence
D.atomization
A.affect the injection pressure
B.improve combustion
C.reduce compression pressure
D.decrease power output
A.Excessively early injection timing
B.Combustion knock
C.Leaking piston rings
D.Light load
A.Combustion does not begin until the piston starts down on the power stroke
B.Maximum combustion pressure is reached before TDC
C.Turbulence in the cylinder causes a delay in ignition
D.Maximum cylinder firing pressure is not developed until the piston passes TDC
A.performance
B.horsepower output
C.fuel consumption
D.scavenge effect
最新試題
Combustion knock occurring in a diesel engine can be caused by （）.
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?（）
The function of diesel engine piston compression rings is to （）.
Which of the two events listed occurs simultaneously in a two-stroke/cycle diesel engine?（）
If a diesel engine is difficult to start and operates with the engine temperatures lower than normal, you should suspect that the （）.
For a given size engine, the two-stroke/cycle diesel engine will deliver more power than a four-stroke/cycle diesel engine because （）.
The most important factor in engine performance is the actual power output at the end of the crankshaft available for doing workThis is known as （）.
What is the function of the thrust bearing?（）
Control of the main propulsion diesel engines can be shifted from the engine room to the wheelhouse from the （）.
Combustion knock can occur in the cylinders of a diesel engine under any condition permitting （）.