drill collar
基本解释
- [油气] 钻铤；[油气] 钻环
英汉例句
- While installing or removing the drill collar clamp, hold weight of string with block.
任何时候都不能挡住司钻看井口钻杆的视线。
blog.sina.com.cn - Main reasons of causing drill collar screw failure are discovered by way of further investigation and analysis on these problems.
通过对钻铤螺纹失效问题的深入调查和分析，找出引起钻铤螺纹失效的主要原因。 - Do not make up or break out the bit on a single joint of DC. If this is absolutely necessary, always snub drill collar with the air tugger.
不要在一单根钻铤上卸钻头，如果确实需要这样做，要用气动绞车拉住钻铤。
chazidian.com
双语例句
词组短语
- drill l collar 钻铤
- Slick Drill Collar 普通钻铤
- drill collar number [油气]钻铤数字
- Drill Collar Fingerboard 钻铤指粱
- Drill Collar Slip 钻铤卡瓦
短语
专业释义
- 钻铤
- 钻环
- 钻铤