反铲的伸缩斗杆铲斗油缸
backhoe extendable stick bucket cylinder
反铲铲斗斗杆油缸
stick backhoe bucket cylinder
斗杆转换控制阀
stick crossover control valve
斗杆转换阀柱塞
stick crossover valve spool
反铲的伸缩斗杆油缸
backhoe extendable stick cylinder
斗杆转换阀壳
stick crossover valve housing
斗杆油缸支承销
stick cylinder support pin