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Increased internal leakage, in addition to poor hydraulic system response,and inadequate lubrication, is the result of ().

发布日期:2021-03-22

Increased internal leakage, in addition to poor hy...
A

pump bearings in poor condition

B

excessively worn actuator-piston packing

C

broken directional control valve centering springs

D

low hydraulic oil viscosity

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