A.flywheel
B.crankshaft
C.journal bearings
D.camshaft
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A.45
B.60
C.90
D.100
A.inside micrometer
B.feeler gauge
C.adjustable trammel
D.sighting device
A.starting air and fuel pumps
B.piston cooling pumps
C.exhaust valves
D.all of the above
A two-stroke diesel engine exhaust temperature will be lower than a four-stroke diesel engine of the same displacement because the （）
(1) MEP is lower and the scavenging air is cooling the exhaust gases
(2) valve overlap in a four-stroke
A.(1) only is correct
B.(2) only is correct
C.both (1) and (2) are correct
D.Neither (1) or (2) are correct
A.water
B.babbitt
C.iron or steel
D.acids
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In using reduction gears to obtain efficient propeller speeds, （）.
The ability of the governor to prevent fluctuations in engine speed is termed （）.
In a simple mechanical governor, the （）.
What causes diesel fuel to be ignited in the cylinder of an operating diesel engine?（）
Combustion knock can occur in the cylinders of a diesel engine under any condition permitting （）.
Combustion knock occurring in a diesel engine can be caused by （）.
Proper filtering and straining of fuel oil is important because the （）.
An automated diesel engine should normally shut down due to （）
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 （）.