Optimization design theory of screw pump production system has been discussed particularly, which include selection of screw pump, rod, tube, matching tool and drive sub.
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美
释义
详细论述了聚驱螺杆泵生产系统优选理论,包括螺杆泵的选择、抽油杆柱、油管、配套工具和驱动头的选择。
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