A.the solid impurities of large particle
B.the solid impurities of fine particle
C.the water content
D.both water and solid impurities
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A.brought about
B.caused for
C.resulted from
D.led
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
最新試題
Combustion knock occurring in a diesel engine can be caused by （）.
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Which of the two events listed occurs simultaneously in a two-stroke/cycle diesel engine?（）
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The highest pressure in a diesel engine cylinder normally occurs （）.
Combustion knock can occur in the cylinders of a diesel engine under any condition permitting （）.