If a used lube oil analysis indicates excessive ch
If a used lube oil analysis indicates excessive chromate content, this means
A.air filtration is inadequate
B.engine coolant is leaking into the lube oil
C.fuel oil is leaking into the lube oil
D.the piston rings are excessive worn
请帮忙给出正确答案和分析，谢谢！
参考解答
475***779
2024-06-14 14:43:29
正确答案：B
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