机具液压油泵部分
implement hydraulic pump section
液压油泵的构造
hydraulic pump construction
辅助转向液压油泵
supplemental steering hydraulic pump
柱塞式液压油泵
plunger-type hydraulic oil pump
液压油泵驱动组件
hydraulic pump drive group
液压油泵驱动联轴器
hydraulic pump drive coupling
液压油泵驱动轴
hydraulic pump drive shaft
液压油泵软管
hydraulic oil pump flexible tube