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
您可能感興趣的試卷
你可能感興趣的試題
A.Crankshaft revolution
B.Type of engine (diesel or gasoline)
C.Distance a piston travels during a stroke
D.Number of pistons
A.temperature of the intake air
B.friction within the engine
C.mechanical condition of the supercharger
D.mechanical condition of the turbocharger
A.feel the high pressure fuel line
B.check the cylinder exhausts for white smoke frequently
C.check the cylinder exhaust temperature
D.isolate each cylinder and inspect the injector
A.the expansion ratio will decrease
B.combustion will be slowed down
C.thermal efficiency will decrease
D.thermal efficiency will increase
A.changed
B.centrifuged
C.filtered
D.settled
最新試題
Which of the following items don’t belong to dock repair works?（）
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.
Thermostatic steam pressure reducing valves are used in the fuel oil service system to control the（）
Refrigerant entering the compressor of a refrigeration system should be in which of the following conditions?（）
The ISPS Code consists of a mandatory section-Part A, which shows（）
（）are used to digest the sewage to produce innocuous sludge in a biological sewage treatment plant.
To proceed to the assistance of a ship in distress is（）
The Port State Control officer may witness a fire drill carried out by the crew assigned to these duties on the（）
Which one is NOT the ‘clear grounds’ for a more detailed inspection?（）
Which of the diesel engine components listed increase air density and helps to improve engine operating efficiency?（）