drill stem

基本解釋

Pick up drill stem test tool.
提起鉆柱測(cè)試工具。
blog.sina.com.cn
This paper discusses the prediction of the drill stem torque and bit forward direction in an offshore horizontal well by nonlinear FEM.
探討了非線性有限元在預(yù)測(cè)水平井鉆進(jìn)中的鉆柱扭矩及鉆頭前進(jìn)方向的應(yīng)用。
It is very important for improving drilling rate, reducing drilling cost and safety drilling to carry out drill stem failure analysis and prevention.
開展油田鉆柱失效分析與預(yù)防對(duì)提高鉆井速度、降低鉆井成本及井下安全鉆進(jìn)具有重要意義。

So, for example, when they said they would drill one relief well to stem this leak we demanded a backup and ordered them to drill two.
WHITEHOUSE: Deepwater BP Oil Spill: Presidential Press Conference