has much to do with the operation of the engine and its life
have much to do with the operation of the engine and its life
has much doing with the operation of the engine and its life
have much doing with the operation of the engine and its life
第1题:
If a used lube oil analysis indicates excessive chromate content, this means
A.air filtration is inadequate
B.engine coolant is leaking into the lube oil
C.fuel oil is leaking into the lube oil
D.the piston rings are excessive worn
第2题:
proper fuel injection
water in the fuel
incomplete combustion
burning of lube oil
第3题:
A.high fuel oil viscosity
B.low fuel oil temperature
C.high lube oil viscosity
D.energized alow plugs
第4题:
an increased flash point
higher lube oil pressures
an increased viscosity
lower lube oil pressures
第5题:
the filter to operate more efficiently
the lube oil cooler to be bypassed
positive lube oil pump suction to be assured
galvanic action in the cooler to be minimized
第6题:
contaminated with sludge
contaminated with carbon
diluted with fuel oil
diluted with water
第7题:
crankcase
low lube oil temperature
excessive oil consumption
low bearing oil pressure
第8题:
The main propulsion diesel continues running after you try to shut down. You should now attempt to .
A.stop the fuel oil booster pump
B.engage the jacking gear
C.secure the lube oil pump
D.shut off the fuel at the settling tank
第9题:
clogged lube oil piping
excessive valve-guide clearance
high lube oil viscosity
low lube oil temperature
第10题:
low lube oil temperature
low starting air temperature
air bubbles in the fuel oil system
water in the starting air system