If the relief valve on a diesel engine cylinder lifts, the cause could be due to （）<br>A:liquid in the cylinder<br>B:low compression in the cylinder<br>C:high exhaust temperature<br>D:poor fuel penetration

If the relief valve on a diesel engine cylinder lifts, the cause could be due to （）
A:liquid in the cylinder
B:low compression in the cylinder
C:high exhaust temperature
D:poor fuel penetration

出自：海船船员证

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