A.water
B.fresh air
C.fuel oil
D.gas
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A.caulked into
B.caulking into
C.pressed into
D.screwed into
A.to prevent the fuel system from becoming air-hound
B.to prevent the fuel system becoming clogged with dirty particles
C.both of the above
D.to prevent the lubricating oil from leaking out of the filter element
A.diameters of journals
B.deflections of crankwebs
C.diameters of crankpins
D.none of the above
A.the cylinder cover is cracked
B.the injector holes is clogged
C.the cams are not properly set
D.fuel pump is leaking
A.too low lead
B.water in fuel
C.too tight spring
D.leakage
最新試題
Routine monitoring of a diesel engine should include （）.
To determine if the lube oil filter elements need changing, （）.
Maximum horsepower of a diesel engine is attained （）.
For a given size engine, the two-stroke/cycle diesel engine will deliver more power than a four-stroke/cycle diesel engine because （）.
Combustion knock can occur in the cylinders of a diesel engine under any condition permitting （）.
Lube oil cannot be efficiently filtered if its （）.
In using reduction gears to obtain efficient propeller speeds, （）.
Lube oil filters remove contaminants more efficiently if the oil being filtered is （）.
The minimum speed an engine must attain before ignition can occur depends upon （）.
Combustion knock occurring in a diesel engine can be caused by （）.