更多"Before pumping up the crankcase oil"的相关试题:
[单项选择]The Declaration of Inspection made before oil transfer operations must be signed by the （）.
A. Master of the vessel
B. Captain of the Port
C. person(s) in charge
D. All of the above
[单项选择]Waste oil should（）
A. be treated according to the C-Es command exactly
B. be treated according to MARPOL
C. accumulate in bilges or on tank tops in accordance with MARPOL
D. discharge to sea at the specified areas
[单项选择]“Before disconnecting the oil pipe, would you flush the oil retained in the pipe?” asked the oil barge owner （）
A. by using of fresh water
B. with compressed air
C. by using of sea water
D. with chemical compound
[单项选择]How often should the lubricating oil of a diesel engine be changed?（）
A. After every trip
B. Every 4000 hours
C. According to manufacturer’s instructions
D. Every time they are shutdown
[单项选择]Lubricating oil should be changed on a heavy duty diesel engine when（）.
A. it gets dark in color
B. a sample rubbed between fingers feels thin
C. it has been in use for a specified interval
D. it no longer supports combustion
[单项选择]Burning diesel oil should be treated as which class of fire?（）
A. Class "A"
B. Class "B"
C. Class "C"
D. Class "D"
[单项选择]Main propulsion engine lube oil sumps should be constructed （）
A. so as to never be integral lube
B. with a sloped bottom
C. only of nonferrous, noncorrosive metals
D. with drain/return lines terminating just above or at the designed normal level
[单项选择]A centrifugal fuel oil purifier should be shut down if （）
A. more sealing water is needed
B. the cover clamp needs tightening
C. the purifier has a bad vibration when started
D. water is discharged from the overflow line
[单项选择]There should be a lubricating oil （） between the main beatings and the crankshaft.
A. film
B. cap
C. lacquer
D. shell
[单项选择]All charts and publications should be kept up to date with the（）amendments
A. latest
B. update
C. last
D. up-to-date
[单项选择]The flash point of a residual fuel oil should be used to determine the highest temperature to which oil may be heated（）
A. for atomizing
B. for centrifuging
C. in a storage tank
D. in the re-circulating line
[单项选择]How should you warm up a diesel engine that has not been run for some time? （）
A. Run it at minimum speed for a period of time
B. Run it at half speed for a period of time
C. Bring it to top speed immediately
D. Inject ether into the air intake
[单项选择]Oil product samples should be taken from the（）.
A. dock riser
B. ship's cargo tanks
C. shore tank discharge
D. All of the above
[单项选择]After taking on fuel oil, the hoses should be disconnected and （）.
A. draped over the fantail to dry out
B. drained over the side and washed out
C. drained into the bilges and washed out
D. drained into buckets or fuel tanks
[单项选择]When finish work on the oil separator, you should（）firstly.
A. cut off the power
B. cut off the oil inlet
C. open guide water valve
D. close oil outlet value
[单项选择]The furnace of an oil fired boiler should be （） before the operating burner is lit.
A. filled with water
B. purged
C. cleared of air
D. None of the above is true
[单项选择]I remember （）the oil separator the day before yesterday But it failed again.
A. to repair
B. to be repaired
C. repairing
D. being repaired
[单项选择]Before replacing a piston you should check the rings to see that all clearances and gaps are within the permissible （）.
A. deflection
B. discrepancy
C. error
D. tolerance
[单项选择]Dirty oil must be （） before being used again.
A. mixed with clean oil
B. purified
C. heated
D. strained
