A.the latter
B.latter
C.former
D.the former
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A.chromed
B.welded
C.galvanized
D.bolted
A.a high exhaust temperature
B.a high smoky exhaust
C.a high output
D.a high compression
A.packings
B.piston rings
C.distributor rings
D.scraper rings
A.bridges
B.recesses
C.rears
D.ridging
A.is usually cooled by sea water
B.can be replaced when worn out
C.is in direct contact with the water in the bore of the cylinder
D.can t expand when heated
最新試題
Proper filtering and straining of fuel oil is important because the ().
Maximum horsepower of a diesel engine is attained ().
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?()
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 ().
Lube oil cannot be efficiently filtered if its ().
Which of the two events listed occurs simultaneously in a two-stroke/cycle diesel engine?()
When fuel oil has seriously contaminated a diesel engine lubricating oil, you should ().
To determine if the lube oil filter elements need changing, ().