A.additional
B.permanent
C.temporary
D.long
您可能感兴趣的试卷
你可能感兴趣的试题
A.detergent
B.de-oiling
C.defrosting
D.demulsifying
A.defrosting
B.de-oiling
C.demulsifying
D.dehumidifying
A.dispersant;detergent
B.detergent;dispersant
C.dispersant;dispersant
D.detergent;detergent
A.oxidation resistance
B.carbon-forming tendency
C.demulsibility
D.acidity
A.lower than
B.higher than
C.as same as
D.better than
A.the worse
B.the better
C.the smaller
D.the greater
A.absolute value
B.relative value
C.constant value
D.set value
A.TAN
B.TBN
C.SAN
D.SBN
A.due to
B.owing to
C.results from
D.results in
A.specific gravity or relative density
B.open flash point and closed flash point values
C.higher calorific and lower calorific values
D.cloud point and pour point values
最新试题
During the diesel engine running, the water level of F.W expansion tank should normally kept in the () level of glass tube.
To shut down a diesel engine after it exceeds the set maximum speed,which type of device listed should be used?()
The cetane rating of diesel fuel is an indication of the ()
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.
For a given exhaust gas boiler, what is the quantity of its evaporation mainly determined?()
Which one is NOT the ‘clear grounds’ for a more detailed inspection?()
To proceed to the assistance of a ship in distress is()
If separating effect is not good, which measure should be taken ()
“Insufficiency of manning or insufficiency of certification of seafarers” is an identification of a()
One of the reasons that cause oil flowed from sludge outlet of a self-cleaning separator is()