The present applied calculation method is very complicated and low calculating accuracy, and this method can not determine the drilling hole position.
目前实际中采用的计算方法很繁杂，计算精度低，而且不能给出最优的钻孔位置。
An approximate position of the Huaiyin-Xiangshui fault has been determined on the basis of an analysis of data of drilling and shallow seismic prospecting in the urban area of Huaian City.
通过分析淮安城区内钻探和浅层人工地震勘探资料，确定了淮阴-响水断裂的大致位置。
It is believed that drilling failure is due to the high structural position of the drilled trap, strong denudation and poor oil and gas. preservation conditions.
研究认为钻探失利是所钻圈闭构造位置较高、剥蚀强烈、油气保存条件差所致。
In this paper, analytic geometry is drawn into drilling hole position calculation and have the aid of computer, the calculation is accurate.
本文引入解析几何，借助计算机对钻孔位置进行较精确计算。
By using drilling, milling, grinding, file and other means to remove the quality; Can also change in slot on the balance of the precast counterweight position and quantity.
用钻、铣、磨、锉等手段来去除质量；还可以在预制的平衡槽内改罭变平衡块的位置和数量。
Basically it consists of a clamping device to hold the part in position under hardened-steel bushings through which the drill passes during the drilling operation. The drill is guided by the bushings.
它基本上由在淬硬钢衬套下将零件夹持到位的夹持装置组成，钻孔作业中钻头穿过这些衬套，通过它们来导向。
The use of the tapping chuck is particularly advantageous when working with the quick change system on drilling machines that allows to drill and tap in the same position without centring again.
另一优势的体现在这种快换的装置允许在同一个位置上钻孔或者是攻丝，不需要再做中心的调整。
To solve unknown coefficients (namely physical parameters) of wave. equation can help people find out the stratum containing oil, gas or coal, and point out the correct position for drilling the well.
求解出波动方程中的未知系数(即物性参数)，可以帮助人们发现含油气层或煤层，为钻井提供正确的井位。
In order to meet the requirements for the position of hub hole, the paper introduces the structure principle, operation process and characteristics of simple drilling jig used in the beam drill.
为了满足轮毂孔的位置要求，介绍了在摇臂钻床上使用的简易钻模的结构原理、操作过程和特点。
When the socket is at the position of inserting the collective drilling tool with jack upward, the locked loosing part is corresponding with the locking groove of the shank of the drilling tool.
当插座处于插孔向上的插 放成组钻削工具的位置时，锁杆的松开部与成组钻削工具柄部的锁紧槽相对应；
It is connected to the required position of drilling stem to protect drilling stem without any influence on the normal working of drilling tool.
将它连接于所用钻柱的需要部位，保护钻柱、不影响钻具正常工作。
Second, the bottom panel of the surface to avoid led drilling hole position is fixed by the screw to install wall on, installed according to the design of plate and fixed thread on each word.
将面板底面避开LED位置钻孔用螺丝固定再安装壁面上，按设计之板安装好，并将每个字的线头固定好。
Therefore, it is necessary to develop a new type of 16 hole single working position combination drilling machine.
根据实际需要，研制出了16孔单工位组合钻床。
During the drilling, to judge the position of oil layer correctly and keep the bit running in the oil layer continuously is the key to success.
在钻井过程中如何准确识别并进入油气层是水平井钻井成功的关键。
Put the point position in the templates, in painting measuring position for drilling to probe stretch into the hole of the measurements.
把各测点位置画在样板上，在测点位置钻孔以备探头伸入孔内进行测量。
The drilling head rotational speed can adjust, the drill hole efficiency is very high, the hole position is accurate, and it is suitable for the construction glass and the furniture glass processing.
钻头转速可调，钻孔效率高，孔位准确，适用于建筑玻璃与家具玻璃的加工。
The drilling head rotational speed can adjust, the drill hole efficiency is very high, the hole position is accurate, and it is suitable for the construction glass and the furniture glass processing.
钻头转速可调，钻孔效率高，孔位准确，适用于建筑玻璃与家具玻璃的加工。
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