A.brought about
B.caused for
C.resulted from
D.led
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A.sliding piston rings
B.engines camshaft
C.small pumps
D.forced feed system
A.excessive heat
B.friction
C.oxidation
D.high pressure
A.is made to circulate out of the system
B.is made to circulate within the system
C.is made circulate within the system
D.is made circulate out of the system
A.Hash point
B.Viscosity
C.Pour point
D.Cetane number
A.viscosity
B.flash point
C.cetane number
D.calorific value
最新試題
An automated diesel engine should normally shut down due to （）
For a given size engine, the two-stroke/cycle diesel engine will deliver more power than a four-stroke/cycle diesel engine because （）.
White smoke exhausting from an operating diesel engine may indicate （）.
In using reduction gears to obtain efficient propeller speeds, （）.
The function of diesel engine piston compression rings is to （）.
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 （）.
Combustion knock can occur in the cylinders of a diesel engine under any condition permitting （）.
The highest pressure in a diesel engine cylinder normally occurs （）.
Diesel engine control can be obtained by the bridge （）.
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?（）