A.Speed limiting governor
B.Over-speed governor
C.Over-speed trip
D.Over-speed relay
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A.decreased viscosity
B.decreased pour point
C.increased flash point
D.increased viscosity
A.provide a reservoir for cylinder lubrication
B.pump oil into the combustion space for cylinder cooling
C.prevent excessive lubricating oil consumption
D.allow hydraulic oil film formation on the cylinder
A.produce the heat for ignition
B.decrease injection lag
C.increase ignition delay
D.aid in exhausting burnt gases
A.low sulfur content in the fuel
B.a loose injector inlet connection
C.late fuel injection
D.high injection pressure
A.Shape of the piston crowns
B.Increasing the compression ratios
C.Increasing the piston crowns
D.Increasing the turbocharger gear ratio
最新試題
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To proceed to the assistance of a ship in distress is（）
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（） is not installed on the main switchboar.
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