A lube oil filter can be used to remove most contaminants from lube oilA contaminant which will remain in the lube oil after filtering is （）.<br>A:acid<br>B:fuel oil<br>C:sediment<br>D:water

A lube oil filter can be used to remove most contaminants from lube oilA contaminant which will remain in the lube oil after filtering is （）.
A:acid
B:fuel oil
C:sediment
D:water

出自：海船船员证

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