increased fuel consumption
increased feed water consumption
fuel pump failure
combustion control system failure
第1题：
_______can be a direct cause of faulty operation of diesel engine fuel injection nozzles.
A.Excessive fuel nozzle holder cooling
B.Sediment in the fuel supply
C.Distortion of the fuel spray pattern
D.Improper atomization of the fuel
第2题：
The fuel oil supply system to an automatic auxiliary boiler, will automatically shutdown if the boiler ______.
A.steam demand is high
B.salinity is high
C.safety valve simmers(爆发)
D.burner flame is extinguished
第3题：
Which of the following problems is the main source of fuel pump and injection system malfunctions?
A.Improper lubrication
B.Air in the fuel system
C.Coated fuel lines
D.Excessive vibration
第4题：
have nothing to do with
having nothing to do with
have much to do with
having much to do with
第5题：
The core(核心) item in the Oil Record Book Part I is______, and its main content is______.
A.Item A, BALLAST OR CLEANING OF FUEL OIL TANKS
B.Item B, DISCHARGE OF DIRTY BALLAST OR CLEANING WATER FROM FUEL OIL TANKS REFERRED TO UNDER SECTION(A)
C.Item C, DISPOSAL OF OIL RESIDUES(SLUDGE)
D.Item H, BUNKERING OF FUEL OIL
第6题：
The core item in the Oil Record Book Part I is ____, and its main content is____.
A.Item A, BALLAST OR CLEANING OF FUEL OIL TANKS
B.Item B, DISCHARGE OF DIRTY BALLAST OR CLEANING WATER FROM FUEL OIL TANKS REFERRED TO UNDER SECTION(A)
C.Item C, DISPOSAL OF OIL RESIDUES(SLUDGE)
D.Item H, BUNKERING OF FUEL OIL
第7题：
When an auxiliary boiler is panting and emitting(发出) black smoke, you should______.
A.increase the fuel oil temperature
B.decrease the fuel oil temperature
C.decrease the fuel oil supply pressure
D.increase the air supply
第8题：
The major cause of fuel pump and injection system problems is _____.
A.improper adjustments
B.contaminated fuel
C.kinked fuel lines
D.excessive engine vibration
第9题：
cold fuel oil
low fuel oil pressure
low atomizing steam pressure
water in the fuel oil
第10题：
increase the fuel oil temperature
decrease the fuel oil temperature
decrease the fuel oil supply pressure
increase the air supply