1) backup line
动力钳吊绳
2) tong jerk line
大钳吊绳
3) automatic tongs
自动吊钳
1.
Its operating mechanism is using hoist hanger to operate the connecting rods of the automatic tongs and completing operations of clamping, hoisting and unloading of related devices.
本文介绍一种新型的热处理专用的自动吊钳,适用于井式炉热处理生产时吊具自动挂、脱钩作业。
4) tong line hanger
大钳吊绳悬挂器
5) power tongs
动力大钳
1.
During the process of drilling and workover in oil production, there are some operational inconveniences and hidden dangers by using traditional production methods and heavy hydraulic power tongs, and these factors influence the improvement of efficiency.
在石油开采钻、修井过程中,采用传统的生产方式和使用笨重的液压动力大钳操作不便,并存在许多的安全隐患,影响工作效率的提高。
6) power tong
动力钳
1.
Development and application of XQY-2JB sucker rod power tong;
XQY—2JB抽油杆动力钳的研制与应用
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