A.improve fuel flow volume
B.cool the exhaust valves
C.reduce the intake air charge density
D.increase the temperature of exhaust gases
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A.Piston wrist pin bushing
B.turbine bearing
C.Spring bearing
D.Diesel engine main bearing
A.higher firing pressure
B.more power output
C.lower fuel pressure
D.less power output
A.The chromium will not wear out the piston rings
B.The chromium strengthens the liners in the way of the scavenging air ports
C.Chromium eliminates the need for oil scraper rings
D.Pores in the plating aid in maintaining the lube oil film
A.decrease until the engine speed increases
B.increase as the load increases
C.decrease as the load
D.increases remain unchanged
A.SOLAS
B.MARPOL
C.STCW
D.Ballast Water convention
最新試題
Using a file without a handle may result in ()
The shipboard oil pollution emergency plan will be invalid after ()
For a given exhaust gas boiler, what is the quantity of its evaporation mainly determined?()
The Port State Control officer may witness a fire drill carried out by the crew assigned to these duties on the()
Which of the listed governor characteristics will greatly affect the load sharing relationship between paralleled diesel generators?()
Under MARPOL Code the ship to which it applies has to carry ()
Which one is NOT the ‘clear grounds’ for a more detailed inspection?()
Which of the following items don’t belong to dock repair works?()
Diesel engine air start system check valves are opened by ()
()connectors hold best if a wire is accidentally pulled or a connection becomes loose.