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。
It has crucial importance in oil and gas exploration to find hydrocarbon zone and to take knowledge of the reservoir physical property in time in drilling process.
在钻井过程中，准确地发现油气层、及时了解储层的物性情况，对油气勘探、开发工作至关重要。
Study on the percussive rotary drilling law under various temperatures is of great significance because it can provide a theoretical basis for new drilling process designed for geothermal production.
研究不同温度条件下冲击回转凿岩规律具有重要意义，可以为设计地热开采的新型钻探方法提供理论依据。
The dual tube drilling process and the anchor drill is detailed.
详细介绍了“双管钻进”方法和钻机情况。
This paper describes and summarizes the core drilling process and the technical measures.
文章介绍并总结了该项目岩芯钻探钻孔施工工艺与技术措施。
Mud in the drilling process, the drilling mud or water transport machinery such as washing fluid.
泥浆泵是在钻探过程中，向钻孔输送泥浆或水等冲洗液的机械。
The original thermodynamic conditions around a well are usually disturbed, due to the drilling process.
由于在钻井过程中，钻孔周围的原始热动力条件常受到扰动。
In the drilling process, the collapse of wellbore wall is severe in the Cretaceous and Jurassic strata.
在钻井施工中，白垩系、侏罗系地层井壁失稳严重。
The measurement of the inclination angle and the azimuth angle of a well in the drilling process is important.
钻探过程中钻井的倾斜角和方位角的测量至关重要。
The utility model can be widely used for the drilling process in places of the family, the small mill and the like.
它可广泛应用于家庭、小作坊等场所的钻孔加工中。
Proper drilling process can be adopted in crossing of many types of formations, which has wider scope of application.
采用合适的钻进工艺，可以穿越许多类型的地层，有较宽的适用范围。
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。
State monitoring and fault diagnosis of drilling process is the significant support for safe working of drilling system.
钻井过程状态监测与故障诊断是钻井系统安全运行过程中的重要保障。
The wash pipe packing of drilling swivel showed wear-and-tear continually in drilling process due to its structural design.
钻井（水）龙头由于结构设计的原因，冲管盘根在钻井过程中不断磨损，特别是在高压泥浆的作用下，盘根密封常常被破坏。
Antiquated term for a deviated wellbore, usually used to describe a well deviated accidentally during the drilling process.
描述斜井的一个陈旧术语，通常是指在钻井过程中由于事故原因而使之倾斜的井眼。
During drilling process, screw drill motor sometimes doesn't work properly or even seriously damaged because of sand jamming.
在钻井施工作业中，螺杆钻具常因砂卡导致螺杆马达工作失效，导致螺杆钻具报废，严重影响了正常钻井作业。
Drilling instrument is the major application to monitor and analyze the drilling process, making drilling more safe and rational.
钻井参数仪表是钻井工程监测钻井过程、进行科学分析和科学决策的重要工具。
A miniaturized information monitoring system for drilling process is developed in the light of the particularity of oil drilling.
针对钻井生产过程的特殊性，开发了钻井过程一种小型化信息监测系统。
The pressure and temperature control in drilling process is the key to ensure successful drilling and corresponding well quality.
钻井过程中井内压力和温度的控制是钻井成功和质量保证的关键。
The rock stratum drilled by a rotary drill is random distributed and complicated, so it is difficult to define the drilling process.
牙轮钻机钻凿的岩层是随机分布、错综复杂的，因而钻进过程难以定义。
The dynamics of roller cone bit under the interaction of drilling string, bit and rock during the drilling process was investigated.
研究了钻井过程中钻柱、钻头、岩石相互作用下的牙轮钻头动力学特性。
The utility model relates to a square complement core for a well drilling process, which belongs to an appliance of a well drilling device.
本实用新型是一种在钻井过程中使用的方补芯，属钻井设备的器具。
In the drilling process, should be kept clean hole soil, encountered hole collapse, shrinkage and other abnormal situations, timely solution.
在钻进过程中，应随时清理孔口积土，遇到塌孔、缩孔等异常情况，应及时研究解决。
The effect of tool joint must be considered in analysis of drillstring strength to reduce drillstring failure and keep safety in drilling process.
在计算钻柱强度时，应考虑接头对钻杆弯曲应力的影响，以实现安全钻井。
This paper describes the theory, features and testing results of the air reverse circulation drilling process used in geo physical blast hole drilling.
概述了空气反循环钻进工艺应用于物探爆破孔施工的原理、特点及其试验应用情况。
This article introduces the polishing and drilling process of faceted quartz crystal. The characters of equipments and polishing materials are also discussed.
主要介绍刻面水晶的抛光工艺和钻孔工艺，并对加工设备和各种抛光材料的性能、特点作了分析。
For a long time, computer simulation drilling process has been used by domestic and foreign scholars, especially in recent years a great progress has been made.
长期以来用计算机数值模拟钻井过程一直受到国内外学者的重视，特别是最近几年来已经取得了很大的进展。
The equipment applies high voltage jet drilling process, with characteristics of high drilling efficiency , simple structural drilling tool and reasonable design.
该设备采用高压射流钻井工艺，具有钻进效率高、钻具结构简单、设计合理等特点。在两次现场试验中，成功地实钻了三眼定向孔。
The equipment applies high voltage jet drilling process, with characteristics of high drilling efficiency , simple structural drilling tool and reasonable design.
该设备采用高压射流钻井工艺，具有钻进效率高、钻具结构简单、设计合理等特点。在两次现场试验中，成功地实钻了三眼定向孔。
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