A.checking for leaks
B.checking temperatures and pressures
C.listening for abnormal noises
D.all of the above
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A.reduce the engine load
B.increase the cooling water flow
C.increase the lube oil pressure
D.adjust the fuel rack
A.prevent piston side thrust
B.prevent engine friction losses
C.transmit heat from the piston to the cylinder liner
D.remove oil from the cylinder combustion space
A.top of the ring groove
B.cylinder liner oil film
C.bottom of the ring groove
D.back of the ring groove
A.loss of suction in the circulating pump
B.leak in the primary cooling system
C.broken raw water pump shaft
D.burned or cracked piston in one cylinder
A.centrifugal force rotates the ball-head
B.flyweight centrifugal force is balanced by spring force
C.flyweight centrifugal force is balanced by hydraulic pressure
D.speeder spring alone actuates the fuel control rod
最新試題
A thrust bearing is used with a propulsion diesel engine to （）.
Combustion knock occurring in a diesel engine can be caused by （）.
Proper filtering and straining of fuel oil is important because the （）.
White smoke exhausting from an operating diesel engine may indicate （）.
Electrically operated safety devices on auxiliary diesel engines function to stop the engine by （）.
The ability of the governor to prevent fluctuations in engine speed is termed （）.
The function of diesel engine piston compression rings is to （）.
Engine protection by means of an alarm or shutdown control can be obtained with devices that are sensitive to （）.
Routine monitoring of a diesel engine should include （）.
In diesel engines, the four basic events (intake, compression, power and exhaust) are performed once in （）.