1.
beam counterbalance
抽油机游梁平衡重量
2.
Walking-beam Pumping with Torque Balance Unit through Hydraulic Energy Recovery
液压能量回收的扭矩平衡游梁式抽油机
3.
Kinematics Study of Servo Compound Balance Beam Pumping Unit
随动复合游梁平衡抽油机运动学研究
4.
beam pumping well
游梁式抽油机抽油的井
5.
Analysis of Sub Nodes Efficiency of the Beam Pumping Unit and Development of Balance Performance Monitor
游梁式抽油机分节点效率分析与平衡状态测试仪的研制
6.
Development of the balance-type walking beam pumping unit and field test
天平式游梁抽油机的研制与现场试验
7.
The position accuracy analysis on rocker-type oil pumping unit based on complex-vector method
基于复数矢量法的游梁式抽油机位置精度分析
8.
air-balanced sucker-rod pumping unit
气动平衡泵杆抽油机
9.
Performance of Linear Motor Pumping Unit and Beam Pumping Unit
直线电机抽油机与游梁式抽油机工作性能对比
10.
Dynamics Analysis of Beam Pumping Unit and Sucker Rod System;
游梁式抽油机与抽油杆柱系统动力学分析
11.
crank-guide blue elephant
曲柄连杆式无游梁抽油机
12.
Analysis of fatigue reliability of crank pin of beam pump unit.
游梁式抽油机曲柄销疲劳可靠性分析
13.
Research on Intelligent Control Device for Beam-pumping Unit;
游梁式抽油机的智能型节能系统研究
14.
Dynamic Analysis on Beam Pumping Unit Considering Firition;
考虑摩擦的游梁式抽油机动力学分析
15.
Design of Energy Saving Controller for Beam-pumping Units;
游梁式抽油机节能装置控制器的设计
16.
Study on the Method of Dynamics Simulation for the Beam Pumping Unit
游梁式抽油机动力学仿真方法的研究
17.
Monitoring of Down-hole Working Conditions of Beam Pumping Unit
游梁式抽油机井下工况监测方法研究
18.
CO_2 Gas Shield Welding of API Beam Pumping Unit
API抽油机游梁的CO_2气体保护焊接