A.frame
B.piston
C.crankcase
D.explosion plate
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A.screwing into
B.being screw on
C.to screw on
D.screwed into
A.bolts welded into the cylinder head
B.bolts welded into the cylinder frames
C.studs screwed into the cylinder head
D.studs screwed into the cylinder frames
A.fuel valve
B.lubricator
C.indicator valve
D.the starting valve
A.the beginning of the compression stroke
B.the beginning of the suction stroke
C.the end of the working stroke
D.the end of the exhaust stroke
A.repeatedly
B.quickly
C.gradually
D.immediately
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In using reduction gears to obtain efficient propeller speeds, （）.
A thrust bearing is used with a propulsion diesel engine to （）.
If a diesel engine is difficult to start and operates with the engine temperatures lower than normal, you should suspect that the （）.
Lube oil filters remove contaminants more efficiently if the oil being filtered is （）.
What is the function of the thrust bearing?（）
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 （）.
In a simple mechanical governor, the （）.
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 （）.
Combustion knock occurring in a diesel engine can be caused by （）.