前铲斗斗杆和动臂
front shovel stick and boom
铲斗杆件支撑总成
bucket linkage support assembly
反铲铲斗斗杆油缸
stick backhoe bucket cylinder
可伸长的斗杆和辅助控制阀
extendable stick and auxiliary control valve
前铲斗杆件销拉出器
front shovel linkage pin puller tool
抓斗杆和转盘控制
clamshell stick and swing control
单体式喷油器挺杆组件
unit injector lifter assembly