1·Measure the approximate dimension of drilling hole.
测量打孔珍珠大致尺寸。
2·The image of drilling hole can be intuitively given by using ultrasonic detection.
利用超声波对钻成孔进行检测，可以直观地给出钻孔的垂直度、孔径等参数。
3·Product specification is a circular grinding mill, plane, grinding, drilling hole etc.
产品规格有外圆砂轮、平面磨、磨片、开孔钻头等。
4·The mine acquired good geological effect and economical benefit by Validating of drilling hole.
经钻孔验证，取得了良好的地质效果和经济效益。
5·It can improve gas suction effect, reduce drilling hole amount and save construction investment.
采用优化后的方法可以提高瓦斯抽放效果，减少钻孔数量从而节省施工投入。
6·The leakage of formation is one of the problems which often occurs in the procession of drilling hole.
地层漏失是石油钻井过程中经常遇到的事故。
7·Based on the comparing and analysis, it points out the reason of lower load capacity of dive drilling hole pile.
在比较分析的基础上，指明导致潜水钻成孔灌注桩承载力较低的原因。
8·The method of rotary drilling hole and protecting hole wall by static mud is an advanced technique to drill hole.
静态泥浆护壁旋挖成孔工艺是一项先进的成孔工艺。
9·It is said that under Pine Gap is the deepest drilling hole in Australia - about 5 miles (more than 8,000 meters).
这是说，根据松峡是最深钻孔在澳大利亚-约5英里(8000多米)。
10·"Clamp Type" knee switch which don't need to cut the table, drilling hole, install by screw. It's easy to fix them up.
“卡钳式”膝动开关，无须切割桌板、钻孔、装订螺丝，安装容易、简便。
1·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。
2·It can improve gas suction effect, reduce drilling hole amount and save construction investment.
采用优化后的方法可以提高瓦斯抽放效果，减少钻孔数量从而节省施工投入。
3·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。
4·The paper introduces a new technology of CFG pile-pressure grouting of long helical drilling hole, and analyses design, service scope and development trend of CFG pile.
介绍了CFG桩的一种新的成桩工艺——长螺旋钻孔压力灌浆法，对CFG桩的设计、使用范围和发展趋势作了分析。
5·Through analyzing the characteristics of the part, according to drilling hole on the conical surface, designed the special clamping tool.
通过对零件的工艺性分析，针对零件要在锥面上钻孔的特点所设计的专用夹具。