A.the cylinder liner
B.the cylinder cover
C.the cylinder jacket
D.the piston
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A.exhaust valves
B.mechanical lubricators
C.cooling water pumps
D.fuel injection pumps
A.throughput
B.back pressure
C.gravity disc
D.None of the above is wrong
A.scale
B.sludge
C.chemicals
D.air
Exhaust temperature increases in all cylinders, the possible cause may be（）
(1) increased scavenging air temperature
(2) air in fuel pumps and fuel valves
(3) fouling of air and gas passages
A.(1)+(2)
B.(1)+(3)
C.(2)+(3)
D.(1)+(2)+(3)
A.loss of flow in the fuel system
B.loss of pressure in the air system
C.loss of flow in the lubricating system
D.loss of pressure in the lubricating system
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An automated diesel engine should normally shut down due to （）
Control of the main propulsion diesel engines can be shifted from the engine room to the wheelhouse from the （）.
If the main engine of an unattended engine room shuts down automatically, it will be indicated by an alarm （）.
White smoke exhausting from an operating diesel engine may indicate （）.
To determine if the lube oil filter elements need changing, （）.
The ability of the governor to prevent fluctuations in engine speed is termed （）.
Which of the two events listed occurs simultaneously in a two-stroke/cycle diesel engine?（）
Proper filtering and straining of fuel oil is important because the （）.
A thrust bearing is used with a propulsion diesel engine to （）.
Lube oil cannot be efficiently filtered if its （）.