- drill column
- drill stem drilling shaft
- drill string/pipe
- drilling column
- drilling shafet
- drilling stem
- drilling string
- drillstem
- ds
- string of tools
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钻柱的英文
例句与用法
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- Stability analysis of drill - string in directional drilling
定向井钻柱稳定性分析 - Analysis of longitudinal and torsion vibration of drillstring
钻柱纵向和扭转振动分析 - A similar - helix model of drillpipes buckling
钻柱失稳的准螺旋模型研究 - Specification for engineers ' ratchet braces and drilling pillars
工程用棘轮摇钻及钻柱规范 - Recommended practice for drill stem design and operating limits
钻柱设计和操作限度的推荐作法