单选题 1分

A large change in ambient temperature, or using an oil of viscosity different than the one recommend...

A large change in ambient temperature, or using an oil of viscosity different than the one recommended by the manufacturer in a mechanical hydraulic governor, will result in the need to adjust the _____
  • A.compensating needle valve
  • B.compensating spring tension
  • C.pilot valve opening
  • D.accumulator spring tension

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