How dose water enter the crankcase of a diesel engine?（）<br>A:Through the crankcase exhauster<br>B:As water vapor contained in blow-by<br>C:Demulsifying lube oil passing through the main bearings<br>D:Condensation from vapor formed in the expansion tank

How dose water enter the crankcase of a diesel engine?（）
A:Through the crankcase exhauster
B:As water vapor contained in blow-by
C:Demulsifying lube oil passing through the main bearings
D:Condensation from vapor formed in the expansion tank

出自：海船船员证

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