... - 汽油泵 (Fuel Pumps) - 柱塞式输油泵 (Plunger Oil Pumps) 内饰件 (Interior Parts) ...
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On the basis of available oil well pumps with soft sealing plunger, a series of such pumps has been developed and completed to satisfy the needs of field production.
针对我国在应用软密封柱塞抽油泵方面与国外的差距，在国内现有软密封柱塞抽油泵的基础上，研制并完善了软密封柱塞抽油泵系列，以满足现场生产的特殊需要。
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