长输天然气管线特殊地段的穿越施工 - 中国论文网 关键字:定向钻;埋深;方案;连头;降水 [gap=788]Key words: directional drilling; buried depth; scheme; head; precipitation
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horizontal directional drilling 水平定向钻井 ; 水平定向钻进 ; 水平定向钻机
optimized directional drilling 优化定向钻井
Directional Drilling Engineer 定向井工程师 ; 定向工程师
Directional Drilling Supervisor 定向监督
directional drilling machine 定向钻机
directional drilling package 定向钻井程序包
directional drilling contractor 定向钻井承包商
multi hole directional drilling 多开眼定向钻井
·2,447,543篇论文数据,部分数据来源于NoteExpress
N a method of drilling for oil in which the well is not drilled vertically, as when a number of wells are to be drilled from a single platform to reach different areas of an oil field (石油勘探)定向钻井法 (Also called deviated drilling)
This "directional drilling" has several advantages
这种“定向钻取”的优势如下
The technique of underground pipeline laying with guided/directional drilling is technologically intensive and eco-friendly.
近十年来,非开挖定/导向钻进技术用于敷设城市地下管线在我国得到了极大的推广应用。
The article introduces the principles and peculiarities of some guiding techniques in horizon directional drilling project with comparison of their applicability.
文章介绍了水平定向钻施工中各种导向技术的基本原理和各自的特点,并对其适用性进行了比较。
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