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单项选择题
A.defrosting
B.de-oiling
C.demulsifying
D.dehumidifying
单项选择题
A.dispersant;detergent
B.detergent;dispersant
C.dispersant;dispersant
D.detergent;detergent
单项选择题
A.oxidation resistance
B.carbon-forming tendency
C.demulsibility
D.acidity
单项选择题
A.lower than
B.higher than
C.as same as
D.better than
单项选择题
A.the worse
B.the better
C.the smaller
D.the greater
单项选择题
A.absolute value
B.relative value
C.constant value
D.set value
单项选择题
A.TAN
B.TBN
C.SAN
D.SBN
单项选择题
A.due to
B.owing to
C.results from
D.results in
单项选择题
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
单项选择题
A.Setting point
B.Dew point
C.Flash point
D.Lean point