A.One
B.Two
C.Four
D.Eight
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A.at TDC
B.before TDC
C.after TDC
D.during air starting
A.Spark plug
B.Heat of compression
C.Carburetor
D.Glow ping
A.seal the space between the piston and the liner
B.reduce the amount of lube oil burned in the combustion chamber
C.transmit heat from the piston to the cylinder liner
D.damp out fluctuations of the piston side thrust
A.when the engine RPM is pulled down by overload
B.at rated engine RPM
C.at 95 % of rated engine RPM
D.at 95 % of a properly adjusted governor RPM with the engine under full load
A.temperature
B.pressure
C.engine speed
D.all of the above
最新試題
How many power strokes per crankshaft revolution are there in an eight cylinder, two stroke/cycle diesel engine?（）
Lube oil cannot be efficiently filtered if its （）.
The main purpose of the piston oil scraper rings is to （）.
If the main engine of an unattended engine room shuts down automatically, it will be indicated by an alarm （）.
Control of the main propulsion diesel engines can be shifted from the engine room to the wheelhouse from the （）.
For a given size engine, the two-stroke/cycle diesel engine will deliver more power than a four-stroke/cycle diesel engine because （）.
A thrust bearing is used with a propulsion diesel engine to （）.
In a simple mechanical governor, the （）.
Combustion knock occurring in a diesel engine can be caused by （）.
Diesel engine control can be obtained by the bridge （）.