A.A piston
B.A fuel injection pump
C.A feed water pump
D.A lube oil pump
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A.The higher；the more
B.Higher；more
C.Higher；little
D.The higher；the less
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
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
最新試題
An automated diesel engine should normally shut down due to （）
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A diesel engine piston ring face is in direct contact with the （）.