... screw type pump 螺旋泵 screw oil pump 单螺杆油泵 ; 螺杆油泵 screw impeller pump 螺旋浆式泵 ; 轴流式泵 ...
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single-screw oil pump 单螺杆油泵
three-screw oil pump 热电磁泵 ; 三螺旋桨油泵
two-screw oil pump 双螺桨油泵
screw pump oil production 螺杆泵采油
oil field screw pump 油田螺杆泵
screw pump oil extraction system 螺杆泵采油系统
screw pump oil production system 螺杆泵采油系统
subsurface single-screw oil-well pump 井下单螺杆抽油泵
oil well with screw pump 螺杆泵油井
The single screw oil pump is a new type extracting oil pump, which is simple in structure and high in performance with low working cost.
单螺杆抽油泵是一种新型的采油泵，结构简单，性能可靠，作业成本低。
Application of the model results show that the effectiveness and accuracy of other oil fields to enhance the efficiency of screw pump well system has a certain significance.
应用结果表明了该模型的有效性和准确性，对提高其他油田螺杆泵井系统效率具有一定的指导意义。
Connect hydraulic nut to oil pump and screw in dial gauge.
将液压螺母与油泵连接并用千分表拧紧。
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