主管路：包括吸油管路，压油管路和回油管路，用来实现压力能的传递。
Supervisor Road: including oil suction line, pressure oil pipeline and oil return line, used to achieve the transfer of pressure energy.
进行压力伺服控制的正常过程包括，打开压力管路关闭活门和回油管路关闭活门。
The pressurization of the servocontrol involves the opening of the pressure-line closing valve (2) and of the return-line closing valve (3).
本实用新型公开了一种能够快速降低加油车给飞机压力加油时，反冲压力突增的回油管路。
The utility model discloses an oil returning pipe which can quickly reduce the sudden increase of recoil pressure when an oiling car carries out pressure oiling for airplanes.
当压力脉动发生在液压泵的吸油管路或液压系统的回油管路等低压管路中时，会引起气泡和气穴的产生及破灭。
When the pressure transients occur in low pressure pipelines such as the suction lines of pumps or the return lines of a hydraulic system, gas bubbles and cavitation will occur inside the fluid.
“凯旋嘉年华”号邮轮事故调查有了新进展，今天海岸警卫队表示，致使邮轮发动机室着火并切断邮轮电力的原因是回油管路泄露。
New development in ill feet Carnival cruise liner, today the coast guard says the engine room fire that knock down power to the vessel is caused by leaking a few oil return line.
泄油管路：将液压元件泄露的油液导入回油管或油箱。
Drain line: the hydraulic components leaked oil into the return pipe or tank.
检查召回车辆，更换经技术改进的燃油回油管和燃油管路，以作为一项预防措施。
As a precaution, the fuel return hose and fuel line of the affected vehicles will be exchanged with a technically modified version.
闭式系统中，液压泵的进油管直接与执行元件的回油管相连，工作液体在系统的管路中进行封闭循环。
Closed system, the hydraulic pump directly into the pipe return pipe connected to the implementation of components, working fluid in the system for closed loop pipeline.
油管路、主机回油过滤器易堵塞；
The oil pipeline, the main engine oil discharge filter easy to stop up;
油管路、主机回油过滤器易堵塞；
The oil pipeline, the main engine oil discharge filter easy to stop up;
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