Gravel strata is a kind of typical instable layer in drilling engineering.
卵砾石地层是钻探工程中常见的一种典型的不稳定地层。
The measurement of engineering parameters near the bit while drilling is of significant importance for the safety and efficiency in a drilling process.
钻井过程中，近钻头处钻压、扭矩等钻井工程参数的随钻准确测量对安全、高效钻井是十分重要的。
Large caliber cementing is a special operation in offshore drilling engineering.
大管径固井是海上钻井工程中一项特殊的作业环节。
Rotary drilling is a dominant way in geotechnical engineering borehole surveying. Based on the principle of conversation of energy, the energy for rotary drilling has been analyzed.
旋转钻进是岩上工程钻探的主要钻进方式，从能量守恒原理出发，对旋转钻进的能量进行分析。
The rock-breaking mechanism of roller bit teeth is always a hot focus and difficulty in the fields of drilling, and it receives widely researchers attentions in the rock mechanics and the engineering.
牙轮钻头牙齿破岩机理研究一直是钻井工程的一个热点和难点，备受岩石力学与工程界的关注和重视。
AJ type safety joint is a specialized joint consisting of two parts. The specialized joint takes protective effect for drilling stem in drilling, repairing and test oil (gas) engineering, etc.
AJ型安全接头是一种由两件组装起来的专用接头，是钻井、修井、试油(气)等工程中对钻柱起保护作用的一种专用工具。
Directional engineering hole drilling technology is a new technology in drilling engineering projects.
工程孔定向钻进技术是钻探工程的一项新技术。
According to the character of drilling in exploration engineering, we have manufactured a new pattern diamond bit.
根据勘探工程钻进的特点，研制开发了一种新型的金刚石钻头。
The anchor rig is a very important drilling equipment in basic engineering construction.
钻机是基础工程施工中的一种十分重要的钻孔设备。
Diamond drilling is a kind of advanced way in drilling engineering.
金刚石钻进是钻探工程中一种比较先进的钻进方法。
The research on expandable casing technology is a system engineering, which is involved with the fields, such as drilling, oil production, well completion and well workover, etc.
膨胀套管技术的研究是一项系统工程，它涉及石油钻井、采油、完井、修井等各个领域，以及材料学、力学等各个方面。
It is pointed out that to raise drilling speed, systems engineering must be done well and a complete set of technique must be formed.
指出提高天然气井钻井速度，必须搞好系统工程，形成配套技术。
Recently the Guangxi First Geological Engineering Construction Company introduces the percussive reverse drilling method, and has made a great breakthrough.
最近，广西第一地质工程地质施工公司引进了冲击反循环钻进方法用于滑坡治理工作，取得重大突破。
With some well drilling engineering in Changqin Oilfield as the background, this paper introduces a pattern identification method for signal demodulation with mud pulse testing slope sensor.
以长庆油田某钻井工程为背景，介绍了泥浆随钻测斜仪信号解调的模式识别方法。
There is a lot of uncertainty in drilling engineering, high investment, high risk characteristics.
钻井工程存在大量不确定性，具有高投入、高风险的特点。
Analytical results show that the TEM and CSAMT can be applied to prospecting landslide rapidly by a small quantity of drilling for design of engineering.
结果表明，通过瞬变电磁方法和可控源音频大地电磁法的使用，再加以适量的钻探施工，可以实现对滑坡体快速勘探的目的。
Short drill Pipe Short drill rod is a tool for adjusting drilling tool spaced length to reach a certain technical purpose in drilling engineering.
短钻杆是钻井过程中调整钻具间隔长度以达到某种技术目地的工具。
The article introduces the new drilling experiment table manufactured by Heilongjiang Institute of Agricultural Mechanical Engineering Science in a systematic way.
系统介绍了黑龙江省农机院研制的新型排种器试验台。
The article introduces the new drilling experiment table manufactured by Heilongjiang Institute of Agricultural Mechanical Engineering Science in a systematic way.
系统介绍了黑龙江省农机院研制的新型排种器试验台。
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