This paper introduces briefly the present internal and external state of drilling machining methods, drill material, new technology for making drills and some new types of deep hole making drills.
介绍了当前国内外钻削加工的方法、钻头材料、制造钻头的新工艺及一些新型的深孔加工钻头。
Directional engineering hole drilling technology is a new technology in drilling engineering projects.
工程孔定向钻进技术是钻探工程的一项新技术。
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。
Platform AI has made a great progress in the aspects of loose surface layer detecting, hole trajectory control, raising well-drilling effeciency by new technology, reducing costs etc.
AI平台在疏松表层造斜，井眼轨迹控制，应用钻井新工艺、新技术提高钻井效率，降低昂贵的海上钻井成本等方面，取得了长足进步。
The application in the wellsite shows that the new drilling fluid system effectively solves the problems of bore-hole stability and satisfies for the drilling operation of Tanggu 5 well.
经现场应用表明，该体系舱有效地解决堂古5井四开井段盐膏层易溶解、易垮塌造成的井壁不稳定问题，满足了堂古5井的钻井施工要求。
According to the confirmation with drilling hole, the new reserves of resources obtained equal 3 times of the original reserves.
经钻孔验证，获得相当于原保有储量3倍的新储量，找矿效果突出。
It also describes the new techniques and the results drilling tracing of deviation correction in the construction of the bottom of the plumb line hole. Finally, several views are out forward.
介绍了垂线孔孔底随钻跟踪定向纠偏新技术和施工效果，最后结合实例谈几点认识。
On the base of that, the matching construction of the ocean workover rig for side tracking was discussed. This provided a new way for the slim hole drilling.
在此基础上，针对一种具体的钻井工艺完成了海洋修井机用于开窗侧钻作业的配套方案研究，为海洋小井眼开窗侧钻作业提供了一种新的途径。
Based on the analysis of requests to pulse generator of high speed small hole EDM drilling machine, a new combination pulse generator is developed in this paper with modular design method.
分析了高速电火花小孔加工对脉冲电源的要求，研制出一种新型脉冲电源——组合式高速电火花小孔加工脉冲电源。
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。
Based on analyzing the demands of small-diameter deep-hole drill for vibration drilling, a new inner-chip removal drill was designed.
分析了小直径深孔振动钻削对钻头的要求；设计了一种新型内排屑深孔钻头；分析了该钻头的结构和刃磨特点，进行了振动钻削试验。
Designed with a form as from top to bottom and group drilling set, a new type of drilling machine for air hole for automatic molding line has been awarded a national patent.
新型钻气孔机用于全自动造型线，设计采用自上而下、群钻气孔方式。该设计已获得国家专利。
Designed with a form as from top to bottom and group drilling set, a new type of drilling machine for air hole for automatic molding line has been awarded a national patent.
新型钻气孔机用于全自动造型线，设计采用自上而下、群钻气孔方式。该设计已获得国家专利。
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