Study on rock mechanics of deep wellbore, especially on rock drillability and rock anisotropy is a key project to resolve the problems of deep or ultra-deep well drilling.
深部井眼岩石力学的研究，特别是深部井眼岩石可钻性和岩石各向异性的研究，是解决深井、超深井钻井关键技术的重要课题。
The study demonstrates that this method is simple, applicable, scientific, and rational, which can simulate the real bonding situation between the wellbore and the cement slurry.
研究结果表明，该评价方法简单适用，科学合理，较为真实地模拟了井壁岩石与水泥浆的胶结情况。
ALD provides downhole density measurements, including high-quality borehole image logs, to help optimize wellbore placement through geosteering and to reduce geological uncertainties.
ALD可以进行井下密度测量，包括高质量的井眼成像测井，利用地质导向帮助作业者优化井位，减少地质不确定性。
These techniques successfully cope with the wellbore instability under complex formations, protect hydrocarbon zones, increase ROP, lay solid foundations for rapid and economic drilling operations.
该技术的实施，成功地解决了复杂地层的井壁失稳问题，有效地保护了油气层，提高了钻井速度，为该地区安全、快速及经济钻井奠定了坚实的基础。
Seismic while drilling is a new wellbore seismic technology.
随钻地震技术是一种新的井中地震技术。
A mechanical device to position casing concentrically in the wellbore.
用于定位套管使其在井眼内居中的一种机械装置。
The vertical distribution of flow from a wellbore into reservoir zones.
从井筒流入储层层段的流量的垂直分布。
When using hand tools around the rotary table or the wellbore, be sure to cover the hole.
在转盘或井口四周使用手工具，一定要把井口盖上。
The circulated fluids should be capable of removing the milled material from the wellbore.
循环液应能从井筒中去除磨铣后的物料。
A relatively small volume of specially prepared fluid placed or circulated in the wellbore.
置于井筒中或在井筒中循环的用量相对较小的特别配制的流体。
A remedial cementing operation designed to force cement into leak paths in wellbore tubulars.
为使水泥浆压入井筒管子中的渗漏通道而设计的补注水泥作业。
A downhole tool used to cut tubing or similar tubulars that have become stuck in the wellbore.
割断已卡在井筒的油管或类似管子所用的井下工具。
An extremely high-pressure formation, even if not flowing, may have wellbore stability problems.
对于极端高压地层，即使不流动，也可能存在井眼稳定性问题。
Cuttings are distinct from cavings, rock debris that spalls as a result of wellbore instability.
岩屑与由于井壁失稳而坍塌的落石及剥落的岩石碎片截然不同。
It discussed problems about wellbore structure, BHA, bit selection, drilling parameters and so on.
探讨了小眼井井身结构、钻具组合、钻头选型、钻井参数等问题。
In some designs, they are flat at the mating surfaces to enable them to seal over an open wellbore.
某些设计中，表面是平坦的，以便使其能够对裸眼井眼进行密封。
The mills, or similar cutting tools, must be compatible with the fish materials and wellbore conditions.
铣刀或类似的切割工具必须与落鱼的材料和井筒条件相适应。
It is a big problem in petroleum industry for the wellbore to lose stability in the process of drilling.
井壁失稳问题是石油钻井过程中普遍存在并一直是困扰石油工业界的一个大问题。
If the stress that ACTS on shale around wellbore exceeds its intensity, borehole instability will happen.
当井壁岩石所受的应力超过其强度时就会发生井壁失稳。
It must not be over-displaced otherwise the critical near-wellbore area of the fracture will not be propped.
它绝对不能过度驱替，否则裂缝的关键周边区域(靠近井筒)将得不到支撑。
A type of packer that USES an inflatable bladder to expand the packer element against the casing or wellbore.
利用可膨胀胶囊使封隔器密封元件紧靠套管或井筒的一种封隔器。
The model consists of perforation, wellbore, cement casing, oil layer, micro-annulus and transverse fracture.
模型中包括射孔孔眼、套管、水泥环、油层、微环隙和横向裂缝。
A wellbore that is not vertical. The term usually indicates a wellbore intentionally drilled away from vertical.
一口非垂直的井。该术语通常表明一口有意偏离垂直方向而钻的井。
To create holes in the casing or liner to achieve efficient communication between the reservoir and the wellbore.
在套管或衬管上产生孔眼，以便在储层与井筒之间实现有效的连通。
Electrothermal lifting by wellbore Kelvin effect is the best support technique for heavy oil recovery at present.
井筒集肤效应电热举升工艺技术是目前稠油开采中最佳的配套技术。
The use of a mill or similar downhole tool to cut and remove material from equipment or tools located in the wellbore.
利用铣刀或类似的井下工具从位于井筒中的设备或工具上切割材料并将其去除。
Developed wellbore transient flow model and friction calculating method for the sand mixed fluids effected by propant.
建立了井筒不稳定流动模型，提出了支撑剂影响下的混砂液摩阻计算方法。
Perfo Frac is a new technique which combines perforation with high energy gas fracturing to improve near wellbore zone.
复合射孔是射孔和高能气体压裂相结合对近井地层进行改造的一项新技术。
A particularly crooked place in a wellbore where the trajectory of the wellbore in three-dimensional space changes rapidly.
井眼中特别弯曲的地方，该处三维空间内井眼的轨迹变化很快。
Lost time due to wellbore instability and tools lost in a borehole leads to higher drilling expenditures and delayed production.
由于井眼的不稳定和落入井眼的工具而造成的损失时间，会导致钻井费用更高以及生产的延迟。
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