pumping unit

常见例句

Equipped with MON type main drive system, the chain pumping unit is characterized by large load, long stroke and low pumping speed.
MON式主传动系统力系设计合理，运行平稳，可靠性高，从而使新型链条抽油机具有大载荷、长冲程和低冲次的特点。
The conventional pumping unit is still the main pumping unit in the field at present, the main reason is that its structure is simple, operation and maintain are convenience, and its use life is long.
目前各油田的抽油设备主要仍为常规游梁式抽油机，其主要原因是该机结构简单，操作维护方便，使用寿命长。
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。

The wind farm supplies electricity directly to the network while simultaneously feeding a pumping unit that stores water in reservoir dam.
UNESCO: MEDIA SERVICES