A.Advanced ignition
B.Clogged air intake
C.Leaky exhaust valve
D.High exhaust pressure
您可能感興趣的試卷
你可能感興趣的試題
A.a cylinder air charge of higher pressure
B.increased pumping losses
C.less valve overlap
D.reduced blow-by
A.low exhaust temperature
B.low firing pressure
C.fuel knock in each cylinder
D.mechanical knock in each cylinder
A.the pump supply pressure
B.the slope of the fuel cam
C.how the plunger is rotated
D.the number of sleeve segments engaged with the rack
A.cavitation erosion in the water jackets
B.excess corrosion inhibitor in the coolant
C.dirty jacket water cooler
D.defective turbocharger
A.Increased turbulence
B.increased mechanical efficiency
C.Increased brake mean effective pressure
D.All of the above
最新試題
“Insufficiency of manning or insufficiency of certification of seafarers” is an identification of a()
If separating effect is not good, which measure should be taken ()
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.
The condensers located in various stages of a flash evaporator are cooled by()
To shut down a diesel engine after it exceeds the set maximum speed,which type of device listed should be used?()
Engine parameters shall be corresponded to NOx Technical Files. This is required by ()
During the diesel engine running, the water level of F.W expansion tank should normally kept in the () level of glass tube.
Which one is NOT the ‘clear grounds’ for a more detailed inspection?()
Refrigerant entering the compressor of a refrigeration system should be in which of the following conditions?()
Under MARPOL Code the ship to which it applies has to carry ()