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
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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
A.sensitivity
B.stability
C.promptness
D.speed droop
A.Prevents lateral movement of the slow speed gear
B.Transmits propeller thrust to the hull
C.Keeps spring bearings in line
D.Prevents main reduction gear axial movement
最新試題
A diesel engine is operating with excessively high exhaust temperatures at all cylindersTo correct this condition, you should FIRST （）.
The highest pressure in a diesel engine cylinder normally occurs （）.
If the main engine of an unattended engine room shuts down automatically, it will be indicated by an alarm （）.
To determine if the lube oil filter elements need changing, （）.
White smoke exhausting from an operating diesel engine may indicate （）.
If the water level dropped rapidly in the expansion tank of a closed diesel engine cooling water system, you should suspect a （）.
For a given size engine, the two-stroke/cycle diesel engine will deliver more power than a four-stroke/cycle diesel engine because （）.
How many power strokes per crankshaft revolution are there in an eight cylinder, two stroke/cycle diesel engine?（）
Lube oil filters remove contaminants more efficiently if the oil being filtered is （）.
The minimum speed an engine must attain before ignition can occur depends upon （）.