A.crack
B.knocking
C.leaking
D.seizure
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A.pressure oil
B.pressure water
C.compressed air
D.cooling water
A.lathed
B.shaped
C.shrunk
D.developed
A.the number of fuel valves
B.the number of cylinders
C.the speed of engine
D.the power of engine
A.the same piston
B.the piston nearby
C.the other pistons
D.the generators on board
A.inside
B.before
C.after
D.against
最新試題
The function of diesel engine piston compression rings is to （）.
For a given size engine, the two-stroke/cycle diesel engine will deliver more power than a four-stroke/cycle diesel engine because （）.
In diesel engines, the four basic events (intake, compression, power and exhaust) are performed once in （）.
The minimum speed an engine must attain before ignition can occur depends upon （）.
Combustion knock can occur in the cylinders of a diesel engine under any condition permitting （）.
The ability of the governor to prevent fluctuations in engine speed is termed （）.
A thrust bearing is used with a propulsion diesel engine to （）.
Lube oil filters remove contaminants more efficiently if the oil being filtered is （）.
A diesel engine piston ring face is in direct contact with the （）.
Engine protection by means of an alarm or shutdown control can be obtained with devices that are sensitive to （）.