单选题An internal bypass is provided on some hydraulic system suction strainers to help reduce the possibility of （）.Aaeration of the oilBcontamination of the oilCpump cavitationDspongy actuator movements
单选题
An internal bypass is provided on some hydraulic system suction strainers to help reduce the possibility of （）.
A
aeration of the oil
B
contamination of the oil
C
pump cavitation
D
spongy actuator movements
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