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单选题
If a used lube oil analysis indicates excessive fuel dilution, the lube oil should be （）
A
changed
B
centrifuged
C
filtered
D
settled
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单选题Which of the listed conditions can be used to determine if lube oil has been diluted by fuel? （）A
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单选题Which of the following conditions indicates the dilution of diesel engine lube oil by fuel oil?（）A
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