A.Cylinder cover
B.Main bearing
C.The exhaust valve
D.The piston movement
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A.The bedplate
B.The column
C.The main bearing
D.The double bottom
A.Because
B.Owing to
C.For
D.No matter
A.The driven gear
B.The drive
C.The grease
D.The lubricating oil
A.Distilled
B.Distilling
C.Boiling
D.Boiled
A.Between；more commonly
B.Among；the most commonly
C.Between；not more commonly
D.Among；not the most commonly
最新試題
Electrically operated safety devices on auxiliary diesel engines function to stop the engine by （）.
A diesel engine piston ring face is in direct contact with the （）.
When would the available energy of the exhaust gases of a two-stroke/cycle diesel engine be insufficient to drive an exhaust gas turbocharger, resulting in the incorrect amount of air for combustion?（）
How many power strokes per crankshaft revolution are there in an eight cylinder, two stroke/cycle diesel engine?（）
Combustion knock can occur in the cylinders of a diesel engine under any condition permitting （）.
To determine if the lube oil filter elements need changing, （）.
If the water level dropped rapidly in the expansion tank of a closed diesel engine cooling water system, you should suspect a （）.
Maximum horsepower of a diesel engine is attained （）.
Which of the two events listed occurs simultaneously in a two-stroke/cycle diesel engine?（）
A thrust bearing is used with a propulsion diesel engine to （）.