Drilling practice show that formation and bit types are tow important factors effected drilling.
钻井实践表明，地层因素和钻头类型是影响钻井过程的两个十分重要的因素。
Pendulum assembly is a kind of BHA for hole straightening, which is applied widely in drilling practice.
钟摆钻具是一种常用的纠斜钻具组合，在钻井中应用极为广泛。
Pendulum assembly is a kind of BHA for hole straightening, which is applied widely in drilling practice.
倒装钟摆钻具组合是一种新型的直井防斜钻具组合，在小井斜角高钻压下表现出了较好的防斜特性。
The drilling practice verified that the method is reliable, the inferred location of gob area is accurate.
钻探验证表明，这种探查方法可靠，所推断的采空区位置准确。
Five-well drilling practice has shown that steering drilling can create significant profits under certain conditions.
五口试验井实践表明，在一定条件下使用导向钻具，可取得明显的经济效益。
The results show that the theoretical models and calculation methods presented in this paper accord with drilling practice.
计算结果表明，文中提供的理论模型和计算方法符合工程实际。
This method could be used for frictional force analysis in short to medium radius horizontal Wells, and as a reference to field drilling practice.
该方法可适用中短半径水平井的摩阻力分析，供实际钻井作业参考。
In this paper, the temperature effect on formation fracture pressure is discussed together with field data which is very valuable to predict formation fracture pressures and to drilling practice.
阐述温度效应对地层破裂压力的影响，并用实例作了计算分析，这对地层破裂压力的预测研究及钻井施工具有一定的指导意义。
It mainly has two parts as follows: theory research of foamed drilling fluids, and practice achievements in foam and foamed drilling technology.
论文主要包括两大部分：一是泡沫流体理论研究，二是泡沫和泡沫钻进技术的实践成果。
By practice this advanced drilling technology, work of drilling was finished well at very low cost, high accuracy in very short time.
实践表明：利用先进的钻进技术是能够达到很好钻探效果，可在短时间内，高精度、低成本完成打井施工任务。
Aiming at urgent requirement of drilling leakage zone in real time measurement, the development of wireline downhole leak detector has prodigious practice sense.
针对实时测量钻井漏失层位的迫切需要，研制电缆式井下测漏仪具有很大的实际意义。
They were doing shooting practice in the drilling ground on the hill that year.
当年他们就在山上的演兵场练习打靶。
The paper introduced the use of airlifting reverse circulation rotary drilling techniques in practice of major diameter socket pile operation at Xiangfan city's Hanjiang No.
介绍了使用泥浆护壁气举反循环回转钻进工艺进行襄樊汉江四桥大口径嵌岩桩的施工实践。
The engineering practice has proved that these methods solved successfully the problem of great caliber drilling in weakly weathered rigid rock by hydraulic piling rig.
工程实践证明，这些方法成功地解决了上述条件下弱风化硬岩中大口径钻进的难题。
The practice of pure hole drilling parameters, the main characteristics and grinding were introduced.
介绍精扩孔钻的实践参数、特点及刃磨要领。
It has been proved by practice that this mud is the high-quality mud for diamond drilling and is worth popularizing and utilizing.
实践证明，该泥浆为金刚石钻探用的优质泥浆，值得推广应用。
Practice testifies that practice of this kind of reverse well track type project is feasible for the drilling and development of short displacement, the shallow vertical depth horizontal well.
实践证明，对于短位移、浅垂深的水平井钻进开发，实施这种“反勾”型方案是切实可行的。
Combined with the engineering practice of nitrogen gas well drilling in Mandong-2 well, the utility of optimization program of gas drilling equipment package of Tarim oilfield are verified.
结合满东2井氮气钻进的工程实践，验证了塔里木油田气体钻井装备配套优化方案的实用性。
Practice shows this method is convenient to carrying out oil tile drilling site.
实践表明，这种方法便于在钻井现场实施。
Combining the construction practice of drilling piles, it mainly introduces some experience and understandings to quality assurance of underwater concrete construction.
结合钻孔灌注桩的施工实践，重点介绍保证水下混凝土施工质量的一些经验和体会。
The paper introduced the use of airlifting reverse circulation rotary drilling techniques in practice of major diameter socket pile operation at Xiangfan city's Hanjiang No. 4 bridge site.
介绍了使用泥浆护壁气举反循环回转钻进工艺进行襄樊汉江四桥大口径嵌岩桩的施工实践。
The practice proves that comparing with conventional excavation technique, non -excavating horizontal directional drilling technique is obviously advantageous.
实践证明，非开挖水平定向钻进技术相对传统的开挖技术在特定条件下具有明显的优越性。
The drilling riser's axial load effect on its mechanics in deep water is obvious, so, in practice, the top tensile load of drilling riser must be kept highly enough to a…
海洋深水钻井隔水管的轴向载荷对其力学特性有显著的影响，因此，在实际钻井作业过程中，隔水管顶部应保持足够的张力，避免隔水管处于受压状态。
Hydraulic fracturing has been going on for over 60 years and the practice, along with other drilling technologies, continues to be perfected in Texas.
水力压裂已经持续了超过60年的做法，以及与其他钻井技术，继续完善在得克萨斯州。
As one method of psychological practice, ideal drilling has been widely used in college physical education.
在高校体育专业健美操教学中，尝试性地将表象演练这一心理练习方法引入实验和应用。
The practice of engineering proved this drilling platform design was reasonable and could satisfy the requirement of engineering.
工程实践表明，该钻孔平台设计合理，能满足工程的需要。
With 20 years'production practice, the writer proposes the methods of improving the service life of wire - line impregnated diamond drilling bits from 8 aspects.
通过近二十年的生产实践，从胎体配方等八个方面提出提高绳索取芯孕镶金刚石钻头寿命的方法。
With 20 years'production practice, the writer proposes the methods of improving the service life of wire - line impregnated diamond drilling bits from 8 aspects.
通过近二十年的生产实践，从胎体配方等八个方面提出提高绳索取芯孕镶金刚石钻头寿命的方法。
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