1) well borer
钻井工;钻井机器
2) drilling capacity
钻机钻井
3) drill collar for well-drilling machines
钻井机钻铤
4) downhole drilling
机井钻机
5) shaft drill jumbo
钻井机;凿井钻车
6) drilling technology
钻井工艺
1.
Study on drilling technology beneficial to coalbed protection;
煤层气井储层保护钻井工艺
2.
Discuss new well cementation way of well drilling technology;
钻井工艺中固井新方法的探讨
3.
The geologic factors and mechanical drilling technology was analyzed.
通过合理降低上部大井眼岩屑切削面积及合理增加中下部复杂井段井身结构,采用先进的钻井工艺技术,进一步优选了钻头,试验和推广了低压和负压钻井等新工艺新技术,加强了对固控技术的研究,改进了现有钻井工艺。
补充资料：KQX-120型潜孔旋转两用钻机
KQX-120型潜孔旋转两用钻机
KQX一120型 潜孔旋转两用钻机巍
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