On the contrary, the back well drill method is from bottom to top, which is suitable for the small inclined Angle, but not for the large shaft section.
反井法施工斜井为自下而上进行，适合倾角不大的斜井施工，但不适宜运用于断面较大的斜井。
We could then double-click a method in this summary to drill down into the Coverage Fileview, showing just which lines were hit or missed in that method.
我们能够双击一个在总结中的方法来进入CoverageFileview，仅仅显示在那个方法中哪些代码行被访问或者被遗漏。
Part 2 focuses on the common use of drill-down lists as a navigation method, and Part 3 focuses on forms, groupings, and other more advanced topics.
第2部分集中讲解将下钻列表作为导航方法的常见用途，第3部分集中讲解表单、分组及其他更高级的特性。
This is different from the drill-down method because with zooming, the map is typically not rebuilt or reorganized for each level of magnification.
这种方法由于使用了缩放而不同于drill -down，对于每一个级别的放大操作，地图通常不用重建或重组。
The interactive graphical analysis method involves a graphical drill-down process for decomposing a transaction using the existing Rational Performance Tester reports.
交互式图形分析主要是使用存在的RationalPerformance Tester报告对事务分解用图形的方式向下详细(drill - down)的过程。
A new lithology identification method based on axial amplitude modulation signal of drill string is proposed.
提出了一种利用钻柱轴向振动调幅信号实现岩性识别的方法。
This method can provide reliable data for rational use of polycrystals and optimum design of drill bits.
使用上述方法能为合理使用聚晶和设计钻头提供可靠数据。
Combining practice engineering, author discusses the construction method and the technique measure of peg to drill hole and to press mortar.
本文作者结合工程实际，论述了钻孔压浆桩的施工方法及技术措施。
A new method for calculating drill stem strength can be applied to designing and checking strength of drill stem.
提出了一种钻柱强度计算新方法，可用于钻柱的强度设计和强度校核。
The device is posterior cutter grinding to drill in cone surface grinding method that it can vouch for drill with reasonable back Angle, and symmetry precision is high.
本装置采用圆锥表面磨法对钻头进行后面刃磨，可保证磨出的钻头具有合理的后角，对称精度高。
The causes of using traditional wet drilling difficultly are analysed. And the wet drilling method of the coal electric drill of external spray hydroelectric interlock is related.
分析了传统湿式打眼难以推广应用的原因，叙述了外喷雾水电联锁煤电钻湿式打眼法。
Practice and results show that the gas survey method with a gas-collecting tank for foam drill fluid samples is another effective method.
实践和资料说明，罐装泡沫样聚气录井方法是泡沫钻井中气测录井的另一种行之有效的方法。
Geostress distribution is used to guide drill track, offering a new method to optimize well track.
应用地应力分布指导钻井轨迹，为井眼轨迹优化提供了新的研究方法。
There were a lot of difficulties when the traditional fatigue lifespan assessment method is used in evaluating drill rod lifespan.
传统的疲劳寿命评估方法用于钻杆评估存在诸多困难。
The optimum design method and basic principles of main reducer of rotary blast hole drill are discussed, The main reducer is taken as a whole and is optimized by discrete Complex method.
论述了牙轮钻机主机构减速器的优化设计方法和基本原理，以主机构减速器作为整体进行优化，采用离散复合形算法。
It is pointed out that the high speed drilling by using the thick film CVD diamond drill is a good method to get high quality holes.
指出了采用厚膜CVD金刚石钻头进行高速钻削加工是获得高质量孔的良好方法。
To introduce the structure characteristics of digital control slot-drill, relate the allocation of digital control system and the thinking and method of its reliability design.
介绍了自行开发和研制的数控针床铣槽机结构特点，叙述了数控系统的选配，软件设计及可靠性设计的思想和方法。
According to the exploration problems in an open-pit mine, a new drilling method using reverse circulation DTH hammer drill is put forward.
针对露天矿钻探施工中存在的问题，提出了利用贯通式反循环潜孔锤进行施工的新方法。
According to the mechanics analysis method of BHA and the real work state of drill string in inclined straight well, a mechanical model of BHA is presented.
根据现有钻具力学分析方法和斜直井钻具的实际工作状态，建立了斜直井下部钻具力学分析模型。
The effects of WOB fluctuation of drill string on the wellbore trajectory are analyzed by using stochastic finite element method and perturbation equation.
借助随机有限元方法和摄动方程初步分析了钻压波动对井眼轨迹的影响。
The paper uses the method of value engineering project appraisement to compare corkscrew groove-wheel wheat precision drill and wheat pneumatic precision drill.
利用价值工程方案评价的方法，对螺旋槽轮式小麦精量播种机和气吸式小麦精量播种机进行方案评价比较。
Transverse excursion process of micro drill in ultrasonic longitudinal vibration drilling is analyzed by using finite element method.
利用有限元技术对微细钻头超声轴向振动钻入横向偏移过程进行深入分析。
Presently, the advanced exploration is realized with the combination of geologic method, the geophysical method and geologic drill in the world.
目前国内外多采用地质学方法与物探方法相结合并辅以超前钻探等来实现超前地质预报。
Based on cutting and vibrating theories, the dynamic behavior of micro drill is studied by using the finite element method.
基于切削和振动理论，利用有限元技术对微细钻头振动钻入动力学特性进行了深入地研究。
Single pass drilling apparatus, use a one-piece drill bit, method and rock bolt for single pass rock bolting.
单通道钻孔装置，整个钻头的使用，用于单通道岩石锚固的方法和岩石锚栓。
Thus the finite element method is used to study the duplex nonlinearity (geometric nonlinearity and contact nonlinearity) of the drill string at the well bottom.
针对以上难题，利用有限元法研究了钻柱在井底的二重非线性(几何非线性和接触非线性)问题。
Take pin threads of NC50 drill collar as an example, Finite Element Method is used to analyze the different stress-relief grooves of pin thread connection.
以NC50型钻铤公螺纹作为研究对象，用有限元方法对加工有不同应力减轻槽的钻铤公螺纹接头进行了分析计算。
Recently, a common method is fixing direction of drill hole, not considering anisotropy of rock body.
目前，通用的设计方法是不考虑岩体的各向异性而采用固定的钻孔方向。
Recently, a common method is fixing direction of drill hole, not considering anisotropy of rock body.
目前，通用的设计方法是不考虑岩体的各向异性而采用固定的钻孔方向。
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