| 1. | A method to enhance rod pumping efficiency
一种提高有杆泵抽油系统效率的方法 |
| 2. | Carbon fibre composite continuous sucker rod
碳纤维复合材料连续抽油杆 |
| 3. | Method for determining service deadline of sucker sods in use
在用抽油杆服役期限的确定方法 |
| 4. | A simulation demo system based on intelligent decision
玻璃钢混合抽油杆柱动特性的计算机模拟 |
| 5. | Discuss of contribution factors of sucker rod torsional vibration
抽油杆扭转振动形成因素浅析 |
| 6. | Standard test method for pumpability of industrial fuel oils
工业燃油的泵抽油能力标准试验方法 |
| 7. | The aircraft need defuelling . would you please arrange a defuelling - cart
飞机需要抽油，请安排一辆抽油车。 |
| 8. | Air lift rod transfer elevator
气动抽油杆运移吊卡 |
| 9. | Cable suspended pumping system
绳式悬载抽油系统 |
| 10. | Back - side - crank pumping unit
单拐多连杆抽油设备 |
