斗杆控制阀控制部分
stick control valve control section
斗杆控制阀零件
stick control valve component
斗杆控制阀柱塞
stick control valve spool
反铲斗杆控制阀
backhoe stick control valve
分流器阀控制杆
diverter valve control lever
控制阀杆件调整
control valve linkage adjustment
控制阀杆位置
control valve stem position
离合器和变速箱制动控制阀杆件
clutch and transmission brake control valve linkage
推进器控制阀杆
propulsion control valve lever
液压控制阀杆件机构
hydraulic control valve linkage
变速箱制动器控制阀连杆机构
transmission brake control valve linkage
吊杆和吊钩控制阀
boom and hook control valve