井

Stability of hole wall and relations between well oblique of wellhole drilled and azimuth are important contents to design a correct safe density window of drilling fluid of oriented well .

研究定向井井壁稳定与井眼钻进的井斜和方位之间的关系是正确设计定向井钻井液安全密度窗口的重要内容。

To be aimed at the problems that vari- ous details were not paid enough attention to during the cal- ibration on the gas logging unit on wellsite,thus errors were caused and the accuracy of gas logging data were influ- enced,the paper analyzed the reasons of influencing the cal- ibration accuracy of gas logging .

针对现场工作人员在气测仪标定过程中的很多细节没有引起足够注意，造成标定时产生误差，从而影响气测数据的准确性的问题，从色谱仪器工作原理、标定方法等方面分析了影响气测录井仪器标定准确性的原因，对提高现场气测录井数据准确性具有一定的指导作用。

Using XYB244/273—1 adjustable whipstocks in directional drilling, one can east a steel ball into the drill pipe to change the bending angle and direction of the whipstock to meet the requirments of the borehole design.

采用XYB244/273—1型可变角度造斜器，可在地面通过钻杆向井内投入钢球，以改变钻具弯曲角度和弯曲方位，从而达到井眼设计要求。

On the way they came to a fine well beneath the shade of some lofty, wide-spreading trees, and the king proposed that they should get off and rest a little, drink some of the cool water, and then pass on.

半路上，国王和王后来到了一口井旁。井的四周长满了树荫浓密的大树，井水清澈。国王提议在这里下马，休息一会儿，喝些清凉的井水再继续前进。

Police also arrested Shoji Sakai, a 39-year-old company employee of Sakai, Osaka Prefecture, and Katsuhisa Ikema, a 35-year-old unemployed man of Amagasaki, Hyogo Prefecture, for allegedly distributing the image to an unspecified number of people via Winny.

警方还逮捕正治酒井，一名39岁的公司职员的酒井，大阪府，并katsuhisa ikema ，一名35岁的失业男子的尼崎市，兵库县，因涉嫌散发形象，以数目不详的人，经的

Because of large inclination of strata, strong aeolotropism of strata,strong natural deflecting ability and difficultly controlling well deviation by drilling in large inclination structure,traditional deviation control technique heavily influnences mechanical drilling speed and well quality.

大倾角构造由于地层倾角大、地层各向异性强、自然造斜能力强和钻井控制井斜难，传统的防斜打直技术严重影响机械钻速和井身质量。

This article sums up a series of slotted screen design methods,including the corrosion resistance design and antiscale design,and defines slotted screen parameters according to their structure and working conditions,such as slotted width and length,slotted density and type and form, slotted screen strength and material,etc.

针对油井防砂完井优配割缝筛管的需要，从理论研究和应用实践中，总结出一套割缝筛管的设计方法，其中包括割缝筛管的防腐设计；割缝筛管的防垢设计；基于形成砂桥来控制地层砂的设计原则和基于完全阻止地层砂移动的设计原则来进行割缝筛管的缝宽设计；割缝筛管的面密度的设计(包括裸眼井用割缝筛管)；割缝筛管的缝长设计。

QS3NB-500Single Pump Group makes use of structure of register,that is to say,diesed and the redveing speed system fixed on a base.The pump is alone fixed another base.The whole device realizes steel function reconneition by shell and dowel,which is vonvenient to take aport and transport.

QS3NB-500单机泵组采用了分体式挂装结构，即柴油机及减速系统安装在一个底座上，泵单独装在另一个底座上，整个装置通过炮弹销子实现钢性连接，便于拆装，运输方便，是油田钻井、修井和多井注水的首选产品。

BiConjugate Gradients Stabilized method is applied for solving large linear equation set. That the calculation results of PC modeling program match well with that of parallel algorithm shows high reliability of the latter. The parallel algorithm has established the basis for the inversion 3D Borehole-Surface electromagnetic data and also provided the tech support for the utilization of the program.

在求解大型线性方程组时，采用的是稳定的双共轭梯度算法，单机正演程序与并行正演程序的计算结果有着很好的一致性，这说明了并行算法的正确性，为进一步开发井地电法三维反演并行程序奠定了基础，也为井地电法三维正、反演程序实用化提供了技术支持。

In this paper, coring technology difficulties of deep well sections in the area are analyzed.

随着玉门油田青西地区勘探开发的深入，钻探深度不断增加，相继出现了多口井深超过 5000 m的井，这就需要研究相应的深井取心技术。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。