查询词典 bore-hole

Some methods that are usually used now and their characteristics of bore-hole trajectory are introduced; Analysis the main factors which affect bore-hole trajectory; A model of rock-bit interaction is developed by accounting for the anisotropic drilling characteristics of both the formation and the bit; Base on the model of static behavior of a bottomhole assembly design a bore-hole trajectory; produce a demo of bore-hole trajectory base on 3DS Max.

本论文对井眼轨迹反演理论及方法作了简要的分类，介绍了几种目前常用的井眼轨迹反演方法及其特点；分析了影响井眼轨迹的主要因素；综合考虑地层和钻头的各向异性钻井特性，建立钻头与地层相互作用模型，基于钻柱底部组合力学模型设计出一条井眼轨迹；制作了基于3DS Max的井眼轨迹演示动画。

The scale-value, which is converted from the bore-hole strain, by nse of the observed values in tidal frequency band of the bore-hole strain and the elastic coefficients of the bore-hole corescan can be used for coverting non-tidal variation of the bore-hole strain into variation of the non-tidal stress of the same stratum.

顾梦林 ，杨毅，骆鸣津利用钻孔应变观测值中潮汐频段部分和钻孔岩芯的弹性系数，将钻孔应变换算为地层应力的格值，用此格值可将钻孔应变的非潮汐变化换算成该地地层的非潮汐应力变化。

The study includes the hole color TV imagery system for drill hole, even-pole bore-hole acoustic system and acoustic meter, bore-hole multi-point consolidation apparatus, the quick camera computer-aid image for high rocky slope, image technology for layer analysis, safety monitoring technology for the section close to the dam, software for processing and forecasting the slope monitoring data, high precision geodesy monitoring automation system, etc..

钻孔彩色电视孔壁成像系统、直接横波测井研究偶极子井下声系和声波仪、钻孔多点渗压仪及压模系统、岩质高边坡快速摄像微机地质素描成图、层析成像技术、近坝库段安全监测技术、边坡监测数据处理预报软件研究、高精度大地测量监测自动化系统等项目，研究成果内容新、先进、实用，已在工程中应用，效益显著。

Adapting for processing wire-cut starting hole in various metal and skuperhard conducted meterial, jet hole, filtering hole, gas hole, group hole, deep and thin hole as well as super deep hole.

本机床使用于多种金属、超硬导电体材料的切割初始孔、喷嘴孔、滤孔、气孔、群孔等细微孔、超深孔加工。

The stress distribution on the cross section of geotextile with a circle or an ellipse or a square hole under uniaxial tension or double-axial tension was calculated with boundary element method program. The results show that the stress concentration appear at the range from the hole side to about 3 times of the hole diameter, and the degree of stress concentration near the hole is related to the shape of the hole, the size of the hole, the position of the hole and the dimension of the specimen.

用边界元法程序分别对开有圆孔或椭圆孔或方孔的土工织物试样在单向与双向拉伸时孔截面上的应力分布情况进行了计算与分析，结果表明：土工织物孔截面上的应力集中出现在距孔边3倍左右的孔径尺寸范围内；孔边附近应力集中的程度与孔的形状、大小、位置及试样的尺寸有关。

Based on the quality, momentum, and energy conservation laws and the state equation, considering the momentum loss of gas column flowing and the complicated thermal conduction mechanism in the bore-hole and formation, the pressure and temperature calculating method is derived for single-phase gas flow in different positions of the bore-hole.

文章以质量、动量和能量三大守恒方程和状态方程为基础，考虑了流动气柱的动能损失以及井筒和地层中复杂的传热机理，推导出计算单相气流在井筒不同部位压力和温度的方法。

Based on the data of 179 earthquakes from 1985 to 1990 in Shanghai and its adjacent area,for the records of the two bore-hole seismometers of Hongqiao and Nanhui seismic stations,we have studied how to determine the local magnitude by using the maximum amplitude of bore-hole velocity records.

根据上海台网观测记录到的上海及邻近地区1985年至1990年期间179次地震事件的资料，以虹桥台、南汇台的两口深井观测地震记录为例，探讨如何利用深井观测速度型记录的最大振幅来测定近震震级。

Vibration of hole trajectory is mastered in time by wireless inclinometer and control of sidetracking hole trajectory is ensured by using small hole guiding motor of different specification, which improve the coincidence rate of hole profile and hitting target accuracy and achieve drilling of high quality, high speed and safe. The window sidetracking success of 177.8mm horizontal well provides favorable reference and reliable technical guarantee for development and application of small hole in future.

使用无线随钻测斜仪及时准确地掌握了井眼轨迹的变化，配合使用不同规格小井眼导向马达确保侧钻井眼轨迹的控制，提高了井眼剖面符合率和中靶精度，实现了优质、快速、安全钻进。177.8mm水平井开窗侧钻技术的成功应用为今后小井眼的开发和应用提供了依据。

Machine Tool Plant in Texas by the former backbone of a combination of technology, the company production and development, manufacturing, sales of deep-hole tools, assistive technology device to adapt to the needs of a variety of applications, the standard series has deep-hole drills, deep hole Boring head, rolling head, boring head and deep rolling portfolio Honing first class, and to undertake non-standard deep-hole cutting tools, special-type hole processing tool design and manufacture business.

德州广合机械有限公司由前德州机床厂技术骨干组合而成，本公司生产开发，制造，销售的深孔刀具、辅具能适应各种应用场合的需要，标准系列有深孔钻头、深孔镗头、滚压头、镗滚组合头及深孔珩磨头等，并承接非标准深孔刀具、特型孔加工刀具的设计制造业务。

An aerosol spray device which is capable of imparting a unipolar charge by double layer charging and charge separation to liquid droplets of a composition sprayed therefrom has a spraying head in the form of an insert in an actuator, the spraying head having a bore through which liquid is expelled having an outlet, preferably with a tortuous periphery, having an L/a ratio of at least 8 (preferably at least 10) where L is the length of the periphery defining the bore outlet in mm and a is the cross-sectional area of the bore outlet in mm2 and the apparatus being constructed such that the droplets are expelled from the spraying head at a flow ratio of at least 0.4 (preferably at least 0.5) grams per second and have a charge to mass ratio of at least +/-1x10-4 C/kg.

本发明还提供了一种喷射装置，它能够通过双层充电和电荷分离而向要喷出的组合物液滴施加单一极性的电荷，该喷射装置具有一个喷头，该喷头制成为致动器中的插入件的形式，喷头具有一个孔腔，液体能够通过该孔腔从装置中排出，该孔腔具有一出口，该出口最好具有曲线周边，并且L/a比率至少为8，其中L是以mm为单位的确定孔腔出口的周长，a是以mm2为单位的孔腔出口的横截面积，该装置构造成使得液滴在至少每秒0.5克的流动速率以及具有至少＋／－1×100C/kg的电荷／质量比的状态下从喷头排出。

It is possible that houses were outrageously priced one year ago and that they are still priced much higher than the national average.

情况有可能是，这里的房价曾贵得离谱，现在的房价仍然远高于全国的平均指数。

This is a mother's love for her child.

这是母亲对孩子的关爱。