A、Clogged oil pump suction screens
B、Increased oil operating temperatures
C、Sticking piston rings
D、All of the above
更多“Which harmful consequence may be the result of lube oil sludge accumulation? （）”相关的问题
A、any transmission B、any harmful transmission C、to use radiotelephone D、using radiotelephone
A、A.more harmful to sea life than lighter oils B、B.easier to clean up than lighter refined oils C、C.less harmful to sea life than lighter oils D、D.not a real threat to marine life
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