Can be used on rotary or down hole motor.
可用于转盘钻或井下动力钻具。
Information transmission between ground and down hole is the of key the closed-loop control system of wellbore trajectory.
地面与井下的信息传输是井眼轨道自动闭环控制的核心。
For high accuracy of electronic gauge, it can reflect minor change of pressure at down hole clearly and obtain information furthest.
电子压力计因其精度高，可以更清楚地反映井下的微小压力变化，最大限度地获取地层信息量。
To the problems occurring at using down hole mechanical sample noil and gas Wells, aptitude microelectronic high pressure sample has been studied.
针对油气井井下机械取样器在使用过程中出现的问题，研究开发出了智能型微电子高压物性取样器。
A mechanical floating is used because of instrument, water quality and down hole tools that make in-correct result measured or instrument blocked down hole.
使用机械浮子井下流量计经常因仪器、水质、井下工具等问题，造成测试资料不准或因卡住仪器而修井。
Hole Angle should not exceed 15 degrees any where in the hole unless down hole geological conditions induce such deviation, such as acute fault intersections.
井斜角在井眼任何地方不应超过15度，除非井下地质条件引发了此种偏离，如严重的断层交叉。
Some superiorities of using down hole hammer counter circulation type continuous coring (sampling) method in gold ore exploration are expounded in this paper.
文中阐述了在金矿勘探中应用潜孔锤反循环连续取心（样）的优越性；
This paper presents a instrument which can diagnoses the down hole failure with computer system, and describes the design of its construction and applications.
这里介绍了一种采用计算机系统对井下故障进行诊断的仪器，叙述了仪器的设计结构和应用效果。
It is one of the important part of the down hole oil-gas separator study to studying the sport analysis of oil-gas two fluid by applying the experiment method.
运用试验的方法进行气液两相流的流体运动分析，是井下油气分离器研究的重要组成部分。
The results show inorganic scale is calcium carbonate and scale in down hole and well bore area is the most severe. It agrees with practical situation basically.
结果表明，油井无机结垢类型主要是碳酸钙垢，结垢最严重区域为油井井底及近井带，与实际情况基本吻合。
From analyzing the down hole pressure to calculate flow rate, by correction and process for these data, a better build up curves and accurate formation parameters are achieved.
本文从油井压裂后抽汲求产的井底压力分析出发，对压力恢复资料进行校正处理，得到了较好的恢复曲线，取得了准确的地层参数。
The tools can complete every testing interval's dispense at once time while lowering down hole and have a feature of dispensing while recording, stepless dispensing and high accuracy.
仪器一次下井可完成全井各个层段的调配，具有边测边调、无级调配、高精度调配的特点。
Electrical submersible pump lifted Wells is the main high rate artificial lift method in the high water cut period, but it is difficult to determine the down hole failure during productions.
油田进入高含水期所采用的电潜泵作为增大排液量的方法，在生产过程中容易出现许多不易判断的井下故障。
The man poured petrol down the hole and then lit a match in an attempt to kill the offending arachnid.
这名男子将汽油倒进洞里，然后点燃了一根火柴，试图杀死这只讨厌的蜘蛛。
A girl named Alice falls down a rabbit hole after an unusual big white rabbit.
一个名叫爱丽丝的女孩因为一只不寻常的大白兔掉进了兔子洞里。
It tells the story of a girl named Alice who falls down a rabbit hole into a wonderland.
它讲述了一个名叫爱丽丝的女孩掉进兔子洞进入仙境的故事。
A little girl lost and alone follows a stag deep into the woods, and like Alice, down the rabbit hole, she finds herself in a strange world.
一个迷失和孤独的小女孩跟随一只鹿深入森林，像爱丽丝一样，进入兔子洞，她发现自己在一个陌生的世界。
He knelt down by the hole and broke the pot from the mould.
他跪在坑边，把土外面的花盆打破。
Alice followed the white rabbit and fell down a hole in the ground.
爱丽丝跟着小白兔，掉进了地上的一个洞里。
According to this problem, casing oil stolen prevention sealing valve was developed, matching with down-hole oil-gas separator and gas lift valve lift technology.
针对这一难题，研制了套管防盗油密封阀，并配套应用了井下油气分离器与气举阀助流举升工艺技术。
The air-driven down-hole hammer drilling is still very effective and speedy in well drilling in karst limestone area.
在水文水井中，气动潜孔锤钻进仍可发挥它高效率、高速度的作用。
The identification of down-hole dynamometer card is the key to making the diagnosis expert system for pumping with rod.
井下示功图的自动识别是建造有杆抽油工况诊断专家系统的一个技术关键。
The pure polymer gel has low mechanical strength, but the new multi-function composite gel has high mechanical strength, which can control the down-hole loss circulation effectively.
纯粹的聚合物凝胶力学强度相对较低，而新型多功能复合凝胶的力学强度相对较高，能有效的解决井下地层漏失。
Based on the structural principle of the drilling liner hangers, with the analysis of down-hole situations, the article sums a set of success experience to operate the hangers.
文章以尾管悬挂器的结构原理作为基础，结合井下情况加以分析，总结出了一套成功使用悬挂器的经验。
On the basis of a large number of field data, the regression equations of displacement coefficient, down-hole power loss and surface efficiency for pumping wells are established.
本文以大量的现场测试数据为基础，建立了抽油机井排量系数、井下功率损失及地面效率的回归方程；
In the detection of deep high-pressure water hazard of coal mine, down-hole electromagnetic method plays a unique role.
在煤矿深部高压水害隐患探测中，井下电磁法发挥着独到的作用。
The down-hole heat mix with water steam is fully developed in theory and its economical technique is also advantage.
水蒸汽井下拌热工艺技术在理论上是成熟的，经济技术指标评价也具有优势。
The first experimental of recovery heavy oil using down-hole catalytic method was described in this paper.
介绍了国内首次井下催化降粘开采稠油的现场试验。
It is the key problems faced by the petroleum industry how to improve the strength and wear resistance of down-hole drilling tools.
特别是如何进一步提高井下钻具的强度、耐磨性等是当前石油天然气工业所面临的一些关键技术问题。
High speed down-hole transmission technology of video data with a single cable is introduced in this article.
文章介绍了单芯电缆高速传输井下视频数据技术的电路实现。
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