1) power sucker rod tong
动力抽油杆钳
2) sucker rod wrench
抽油杆钳
3) drill pipe power tongs in well
油井钻杆动力钳
1.
This paper is a part of research on a development drill pipe power tongs in well.
该方法对提高油井钻杆动力钳的设计效率和设计水平具有重要意义。
4) hydraulic rod tong
液压抽油杆钳
5) drill pipe tong
钻杆动力钳
1.
The design defect and problem existing in use of drill pipe tong;
钻杆动力钳的设计缺陷及使用中存在的问题
2.
Drill Pipe Tong Performance Analysis and the Research of Moment of Torsion Monitors and Contorls System;
钻杆动力钳性能分析与扭矩监控系统的研究
6) stress condition of sucker rod
抽油杆受力
补充资料：钳钳
1.妄语貌。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条