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对于矿井进回风巷道之间的风门在高负压开启十分困难的情况下,利用矿井静压防尘水的压力通过液压缸转化成开启风门的动力,很好地解决了风门开启的困难。
It is very difficult to open the damper because the pressure between the dust-proof water of the mine hydrostatic pressure and the power of the opening damper is converted into the power of opening the damper.