... light valve tube 效应光阀管 oil pressure check valve 油压止回阀 inlet valve 进给汽阀; 进料阀; 进气阀; 进汽阀; 入口阀; 吸入阀; 压力水进口阀 ...
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oil-pressure check valve 油压止回阀
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When accumulator is not used for a long period, the check-valve shall be closed to ensure that the oil pressure is above that charging pressure.
装置长期停止使用时，应关闭油口与压力油管之间的截止阀，保持蓄能器的油压在充气压力以上。
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