單項選擇題

Modern marine diesel engines using mechanical fuel injection, operate on a combustion cycle which is（）

A.a combination of constant volume and constant pressure
B.a combination of constant temperature and constant pressure
C.entirely constant pressure
D.entirely constant volume

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單項選擇題

The function of the piston compression rings used in a diesel engine is to （）

A.seal the space between the piston and liner
B.transmit heat from the piston to the cylinder liner
C.reduce the amount of combustion gas blow-by
D.all of the above

單項選擇題

What determines the number of events occurring in a cycle of operation in an internal combustion engine?（）

A.Crankshaft revolution
B.Type of engine (diesel or gasoline)
C.Distance a piston travels during a stroke
D.Number of pistons

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Modern marine diesel engines using mechanical fuel injection, operate on a combustion cycle which is（）

你可能感興趣的試題

The function of the piston compression rings used in a diesel engine is to （）

What determines the number of events occurring in a cycle of operation in an internal combustion engine?（）

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