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1·The software can help stylist design the pumping unit well.

这套软件，能够帮助设计人员更好的完成抽油机的概念设计。

2·Calculation method of kinematic parameters for the unusual shape beam pumping unit.

异形游梁式抽油机运动参数的求解方法。

3·The steel plate that is attached to the end of the walking beam on a beam pumping unit.

固定于游梁式抽油机游梁端部的钢板。

4·Finally author advances a idea about the advantage and foreground of power saving pumping unit.

最后还提出了节能抽油机的优点以及应用前景。

5·The steel beam that connects the rotary counterbalance with the walking beam on a beam pumping unit.

在游梁式抽油机上使旋转的平衡块与游梁相连的钢杆。

6·Influence factors on working load of pumping unit have many, so the conclusion need further perfection.

然而影响抽油机工作载荷状况的因素很多，所以该结论还需要进一步完善。

7·A coupler drive system for pumping unit is developed by using the theory of hydraulic drive of coupler.

运用耦合器液力传动原理，研制成功抽油机耦合器传动系统。

8·The crank-chain driving and long stroke pumping unit described in this papes is a new type of pumping unit.

曲柄链条动滑轮式长冲程抽油机是一种新型抽油机。

9·By using a wave generator, the self -exciting pressure waves can be generated when well pumping unit works.

抽油井正常工作时，借助波动器可在井底产生自激压力波。

10·The energy consumption of the beam pumping unit is proportional to the coefficient of load fluctuation CLF.

游梁式抽油机的耗能量与载荷波动系数CLF成正比。

抽油机

1·On the basis of a large number of field test data, the regression of the displacement coefficient and system efficiency for pumping unit wells were established.

本文在抽油机井大量现场测试数据的基础上，建立了抽油机井系统效率、排量系数这两个重要指标与诸影响因素之间的回归方程。

2·Calculation method of kinematic parameters for the unusual shape beam pumping unit.

异形游梁式抽油机运动参数的求解方法。

3·The steel plate that is attached to the end of the walking beam on a beam pumping unit.

固定于游梁式抽油机游梁端部的钢板。

4·This paper introduces the process of people death accident caused by crank of pumping unit, analyzes the causes in detail, and offers the improvement measures.

简述了抽油机曲柄致人死亡事故的经过，详细分析了事故发生的原因，提出了整改的措施。

5·In addition, this kind of hydraulic pumping unit will be simple and convenient to machine, operate and maintain, because the double-acting hydraulic cylinder will be replaced by a plunger cylinder.

此外，用柱塞缸取代双作用液压油缸，使这种液压抽油机具有加工简单、成本低、维护和使用方便等优点。