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- Analysis of friction on drill string in horizontal drilling. 水平井管柱下入摩阻分析及应用。
- The contact between drillstring and bore hole wall in the process of horizontal drilling is of large area and geometrically nonlinear. 长中半径水平井钻柱与井壁的接触问题是大面积接触的几何非线性问题。
- Based on the analysis of woodworking drilling process,the design plan of a horizontal drilling machine is determined. 通过对木材钻孔工艺的分析,确定卧式木工钻孔机的设计方案。
- The technology of sidetrack horizontal drilling is a new type of oilfield development technology. 侧钻水平井技术是一项新型的油田开发技术,但是,侧钻水平井能否获得好的效益,关键是井位筛选。
- And it is used successfully in shield tunneling, horizontal drilling, deep drilling, slotted walls and bore piles construction projects. 主要应用于盾构隧道挖掘,水平钻孔,深层钻孔,开凿围墙和钻桩的建筑项目。
- In order to raise integral development efficiency,the horizontal drilling techniques have been applied in Sulige region of Changqing Gas Field. 为提高整体开发效率,在长庆气田苏里格区块应用了水平井钻井技术。
- Advances in horizontal drilling and the hydraulic fracturing of rock have made it possible to get previously inaccessible gas out. 但水平钻井的发展以及水力压裂岩石可以获得以前不可能开采的该类天然气。
- According to the design demand for straightening device in whipstock of radial horizontal drilling, the principles for design of the device are suggested. 摘要根据径向水平钻井井下斜向器校直机构的设计要求,提出了具体的设计原则。
- Incipient motion of solid grain in solid-liquid two\|phase flow is often concerned in many petroleum technologies, such as horizontal drilling, gravel-packing and sand washing. 水平井钻井、砾石充填及冲砂等作业都涉及到固液两相流动的固体颗粒起动问题。
- With the improved drilling fluid and the techniques of under-balanced drilling and pinnate horizontal drilling, the damage from drilling operation can be minimized on the coal-bed gas reservoirs. 应通过改善钻井液、采用欠平衡钻井和羽状水平井钻井技术,最大限度地降低钻井工程对煤层气储层造成的伤害;
- Most downhole power drills for horizontal drilling are constituted basically by positive displacement drills. 绝大多数的水平井井下动力钻具是以螺杆钻具为基础构成的。
- Horizontal Drilling Technology in Pu 2 Ping 1 Well 濮2平1水平井钻井技术
- self- propelled horizontal drilling 自进水平钻进
- self-propelled horizontal drilling 自进水平钻进
- TT40 horizontal drilling machine TT40型水平钻机
- The vertical line meets the horizontal one here. 垂直线与水平线在此相交。
- The drilling troops mustered on the hill. 演习部队在小山上集合起来了。
- The workman is drilling in the wall. 工人正在墙上打孔。
- Drilling is cutting a hole with a drill. 钻削就是用钻头钻一个孔。
- The sun rises from the horizontal line. 太阳从地平线上升起。