Which of the following operation will have a direct impact on the rate of wear in a cylinder liner （）<br>A:amount of scavenge air to the cylinder<br>B:quality of fuel injected<br>C:viscosity of the lube oil<br>D:compression ratio of the piston

Which of the following operation will have a direct impact on the rate of wear in a cylinder liner （）
A:amount of scavenge air to the cylinder
B:quality of fuel injected
C:viscosity of the lube oil
D:compression ratio of the piston

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