单选题Metal particles accumulated from the wearing of components in a diesel engine can result from lube oil that has been contaminated with（）.Aabrasive particlesBmetallic oxidesCcorrosive acidsDany or all of the above
单选题
Metal particles accumulated from the wearing of components in a diesel engine can result from lube oil that has been contaminated with（）.
A
abrasive particles
B
metallic oxides
C
corrosive acids
D
any or all of the above
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