1) extension tongs
钻杆钳
2) 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
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) gripper holder
钳杆
5) counterbore
[kauntə'bɔ:]
钳口钻
6) drilling machine vice
钻床虎钳
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