A.between；to
B.either；or
C.from；to
D.neither；nor
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A.to help
B.to limit
C.to protect
D.to remove
A.a reduction
B.an increase
C.an outing
D.a downwards
A.cylinder cover
B.cylinder block
C.cylinder frame
D.bed-plate
A.tie rods
B.through bolts
C.lead wires
D.bearing caps
A.resisting oxidization
B.reducing friction
C.promoting moving speed
D.developing inertia
最新試題
For a given size engine, the two-stroke/cycle diesel engine will deliver more power than a four-stroke/cycle diesel engine because （）.
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 （）.
Routine monitoring of a diesel engine should include （）.
Diesel engine control can be obtained by the bridge （）.
A thrust bearing is used with a propulsion diesel engine to （）.
Proper filtering and straining of fuel oil is important because the （）.
If the water level dropped rapidly in the expansion tank of a closed diesel engine cooling water system, you should suspect a （）.
Combustion knock occurring in a diesel engine can be caused by （）.
How many power strokes per crankshaft revolution are there in an eight cylinder, two stroke/cycle diesel engine?（）
A diesel engine piston ring face is in direct contact with the （）.