hydraulic oil line  液压油管路

hydraulic oil line connection  液压油管路连接

hydraulic return line  液压回油管路

hydraulic return line arrangement  液压回油管路布置

return hydraulic oil  回程液压油

return hydraulic oil filter  回程液压油滤清器

return hydraulic oil filter unit  回程液压油滤清器装置

steering hydraulic oil line  转向液压油管路

steering hydraulic oil line connection  转向液压油管接头

diverter valve oil return line  分流器阀回油管路

excess-oil return line  剩油回输管线

impact hammer return oil line  冲击式锻锤回油管路

impact hammer return oil line connection  冲击式锻锤回油管路连接

left rear brake cooling oil return line  左后侧制动器冷却油回油管路

oil return line  回油管路

relief valve return oil line  安全阀回油管线

return line oil  回油管油

return oil line  回油管路

turbocharger return oil line  涡轮增压器回油管路