阐述液压桩机的控制系统；建立液压伺服机构的微分方程和导出传递函数。
This paper first illustrates the control system of hydraulic pile divers, establishes the differential equation of the hydraulic servo and determines the transfer function.
阐述液压桩机的控制系统；建立液压伺服机构的微分方程和导出传递函数。
This paper first illustrates the control system of hydraulic pile divers, establishes the differential equation of the hydraulic servo and determines the transfer function.
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