If the piston groove drain holes for the oil control rings become clogged, which of the following is likely to occur?（）<br>A:The oil control rings will seal improperly and wear rapidly<br>B:The piston will overheat due to insufficient lubrication<br>C:Excessive oil will remain on the cylinder wall<br>D:Light brown smoke will emanate from the engine exhaust

If the piston groove drain holes for the oil control rings become clogged, which of the following is likely to occur?（）
A:The oil control rings will seal improperly and wear rapidly
B:The piston will overheat due to insufficient lubrication
C:Excessive oil will remain on the cylinder wall
D:Light brown smoke will emanate from the engine exhaust

出自：海船船员证

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