單項選擇題Low compression pressure in a diesel engine can be caused by()

A.improperly seating intake valves
B.leaking cylinder liner seal rings
C.late fuel injection timing
D.carbon deposits on the piston


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2.單項選擇題A pyrometer is an instrument commonly used to measure()

A.cylinder pressure
B.flame intensity
C.exhaust gas temperature
D.crankshaft axial alignment

3.單項選擇題Worn main bearings in a diesel engine can result in ()

A.decreased compression pressure
B.increased lube oil pressure
C.lower lube oil temperature
D.excessive leakage past the piston rings

4.單項選擇題When monitoring diesel engine performance, the most useful instrument to use is the ()

A.dwell-tachometer
B.exhaust gas pyrometer
C.fuel flow rate mete
D.exhaust gas analyzer

5.單項選擇題Low compression in a diesel engine could be caused by()

A.worn or broken cylinder liner sealing rings
B.high cooling water temperature
C.worn or broken piston rings
D.low fuel oil pressure

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Which one is NOT the ‘clear grounds’ for a more detailed inspection?()

題型:單項選擇題

The additional mark ()in the Classification Certificate for Machinery means propulsion apparatus is remotely controlled on the navigating bridge control station, and engine assembly control station is unmanned periodically.

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To shut down a diesel engine after it exceeds the set maximum speed,which type of device listed should be used?()

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