Open system is the pump suction from the tank, the oil through a variety of control valves, the drive hydraulic actuators, valve oil return back for another fuel tank.
开式系统是指液压泵从油箱吸油，油经各种控制阀后，驱动液压执行元件，回油再经过换向阀回油箱。
Drive before the fuel tank, s pipe valve for the structure, tie up a stable and reliable job.
摆油缸驱动，S管阀换向结构，工作缚稳定可靠。
Drive before the fuel tank, s pipe valve for the structure, tie up a stable and reliable job.
摆油缸驱动，S管阀换向结构，工作缚稳定可靠。
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