分析了液压油箱壳体大盲孔的加工难点，介绍了硬质阳极化后光整加工大盲孔的工艺方法及取得的技术经济效果。
In this paper, the difficulties, which appear in the processing of big diameter blind holes in hydraulic oil tank case, are analyzed.
检查液压油有无变质、污染，油箱液面高度是否不低于正常标记下限，各高压力管、接头是否有泄漏。
Check availability of hydraulic oil metamorphism, pollution, highly liquid fuel tank is not whether the lower limit markers, the high-pressure piping, joints have leakage.
在不操作多路换向阀手柄时，油泵排出的液压油经多路换向阀回到油箱。
When we don t operate the multiple directional value handle, the hydraulic oil that pump discharge back to oil box by multiple directional value.
设计了储油箱，杜绝了液压油污染洁净区。
Oil tank designed; avoid the hydraulic oil pollution in cleaning area.
独特的液压油散热系统，使油箱容积为8L的液压油能保证连续作业油温不超过+70度。
Unique hydraulic oil cooling system makes it possible for the 8L oil tank to allow oil temperature be kept no higher than 70 degree under continuous operation.
组合式船用液压油储存装置，包括储油箱、油滤器、截止阀、手摇泵、连接管。
A modular Marine hydraulic oil storage device comprises a storage tank, an oil filter, a cut-off valve, a hand pump and connecting pipes.
组合式船用液压油储存装置，包括储油箱、油滤器、截止阀、手摇泵、连接管。
A modular Marine hydraulic oil storage device comprises a storage tank, an oil filter, a cut-off valve, a hand pump and connecting pipes.
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