A.At the beginning of the compression stroke
B.At the beginning of the suction stroke
C.At the end of the working stroke
D.At the end of the exhaust stroke
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A.The watch keeping personnel
B.The chief engineer
C.The person on a bunker barge
D.Any of the above
A.Cast iron
B.Cast steel
C.Forged steel
D.Aluminum
A.At the top
B.At the bottom
C.In the top
D.In the bottom
A.Misalignment
B.Length
C.Strength
D.Stresses
A.Hot bearing
B.Starting valves
C.Unequal distribution of load
D.Excessive crankshaft clearance
最新試題
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The minimum speed an engine must attain before ignition can occur depends upon （）.
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An automated diesel engine should normally shut down due to （）
Maximum horsepower of a diesel engine is attained （）.
How many power strokes per crankshaft revolution are there in an eight cylinder, two stroke/cycle diesel engine?（）
The main purpose of the piston oil scraper rings is to （）.