A.just below the crankcase
B.the oil cup for the exhaust valve
C.the pan for collecting drain fuel oil
D.oil circulating pump
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A.oil
B.sea water
C.air
D.fresh water
A.half the engine rotational speed
B.twice the engine rotational speed
C.the engine rotational speed
D.four times the engine rotational speed
A.increase its quality
B.obtain complete burning
C.reduce its weight
D.all of the above
A.a separator
B.oil
C.water
D.an oil collecting space
A.a service tank
B.a settling tank
C.an expansion tank
D.a double bottom tank
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Diesel engine control can be obtained by the bridge （）.
What causes diesel fuel to be ignited in the cylinder of an operating diesel engine?（）
What is the function of the thrust bearing?（）
Lube oil filters remove contaminants more efficiently if the oil being filtered is （）.
In using reduction gears to obtain efficient propeller speeds, （）.
A diesel engine piston ring face is in direct contact with the （）.
Electrically operated safety devices on auxiliary diesel engines function to stop the engine by （）.
A thrust bearing is used with a propulsion diesel engine to （）.
Combustion knock can occur in the cylinders of a diesel engine under any condition permitting （）.
The most important factor in engine performance is the actual power output at the end of the crankshaft available for doing workThis is known as （）.