excessive fuel pressure
high lube oil viscosity
inadequate fuel injection
excessive starting air pressure
第1题：
If a diesel engine turned over freely but failed to start, the cause could be ________.
A.water in the fuel
B.cold lube oil
C.excessive starting air pressure
D.excessive fuel pressure
第2题：
low lube oil temperature
low starting air temperature
air in the fuel injection
water in the starting air system
第3题：
A diesel engine experiences a sudden loss in speed, accompanied by black exhaust smoke, with the fuel rack at maximum, and speed remaining below normal .the probable ___.
A.engine overload
B.leaky valves
C.stuck or broken piston rings
D.low air injection pressure
第4题：
insufficient fuel supply
faulty governor
high exhaust back pressure
all of the above may cause this problem
第5题：
engine overload
leaky valves
stuck or broken piston rings
low air injection pressure
第6题：
water in the fuel
cold lube oil
excessive starting air pressure
excessive fuel pressure
第7题：
regulating the speed of the turbocharger
rotating the fuel injector pump plunger
regulating the speed of the fuel oil transfer pump
changing engine timing
第8题：
Loss of lubricating oil pressure to the main propulsion diesel engine will actuate a/an _____.
A.over-speed trip
B.audible/visual alarm
C.the ships/boats general alarm
D.reserve oil storage tank
第9题：
Manually trip the over-speed device
Interrupt the fuel flow to the engine
Disengage the safety interlock
Slide the camshaft to the neutral position
第10题：
stop the engine by cutting off the cooling water supply
stop the engine by closing the air intake
slow the engine but not stop it
slow the engine to half of normal load