TBW - 850煤矿用泥浆泵为卧式双缸双作用活塞泵。
TBW-850 mine mud pump is a horizontal double cylinder double acting piston pump.
本发明为 单缸或者单缸双作用活塞提供了一种组合式活塞。
The invention provides a combined piston for a single cylinder or single cylinder double-action piston.
液压千斤顶的检修注意事项有哪些？液压千斤顶均为双作用活塞式。
Which do hydraulic jack's overhaul matters needing attention have? The hydraulic jack is the double-acting plunger type.
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