As engine RPM is increased from idle speed to full load speed, which of the conditions listed will decrease?（）<br>A:Compression ratio<br>B:Fuel/Air ratio<br>C:Compression pressure<br>D:Lube oil pressure

As engine RPM is increased from idle speed to full load speed, which of the conditions listed will decrease?（）
A:Compression ratio
B:Fuel/Air ratio
C:Compression pressure
D:Lube oil pressure

出自：海船船员证

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