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This paper discusses the factors affecting hole inclination measurement with horizontal liquid surface bore-hole TV system.

文摘：提出水平液面式孔内电视系统测量孔斜的误差因素。

The bore-hole water temperature observation is a main earthquake precursor observation method of geothermal observation network .

井孔水温观测是地热观测网中主要的地震前兆观测方法。

Based on making investigation into engineering practice, design and construction method building impervious wall for cased bore-hole impact grab is epitomized and summarized .

在调查分析工程实践的基础上，对套孔冲抓填土法建造防渗墙技术的设计和施工方法进行了系统的概括和总

It is points out that the bore-hole trajectory is related to not only BHA and Bit-Rock mutual action , but also the drilling string vibration and the hydraulic action of drilling fluids .

提出了井眼轨迹不仅与下部钻具组合和钻头与岩石互作用有关，而且与钻柱的振动和钻井液水力作用有关。

The limit deepness of deep bore-hole with mud dado in the soils is calculated and analysed by adopting theory of limit analysis .

利用极限分析原理对土体中泥浆护壁深钻孔的极限孔深问题进行计算研究。

Scientific bore-hole trajectory prediction can not only guide trajectory design and predict drilling trajectory parameters , but also optimize BHA and improve trajectory control accuracy .

科学的井眼轨迹预测不仅可以指导轨迹设计，预测实钻井眼轨迹参数，而且可以优化下部钻具组合，提高轨迹控制精度。

The method can be also used for production performance monitoring of Feixianguan soar gas reservoir to control elemental sulphur depositing in bottom-hole and bore-hole.

同时此法对川东北飞仙关组高含硫气藏的开发动态监测以控制元素硫在井底和井筒的沉积具有十分重要的指导意义。

2 Single bore-hole technology The simplest ...

11.4.2 单钻孔技术开发地热能最简单之系。

Keywords: bore-hole trajectory;guidance;computer simulation;rotary drilling steering tool;close-loop drilling

中文关键词：井身轨迹；制导；计算机仿真；旋转导向钻井工具；闭环钻井

Scientific bore-hole trajectory can not only guide trajectory and predict drilling trajectory parameters, but also optimize bottomhole assembly and improve trajectory control accuracy.

科学的井眼轨迹反演不仅可以指导轨迹设计、反演实钻井眼轨迹参数，而且可以优化钻柱底部组合、提高轨迹控制精度。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。