Sluggish response or action of the hydraulic actuators may be a result of （）.<br>A:insufficient load<br>B:excessively high oil viscosity<br>C:relief-valve pressure setting too high<br>D:reservoir level being maintained two inches above normal

Sluggish response or action of the hydraulic actuators may be a result of （）.
A:insufficient load
B:excessively high oil viscosity
C:relief-valve pressure setting too high
D:reservoir level being maintained two inches above normal

出自：海船船员证

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