Engineers feared the pipe may have been damaged after the Deepwater Horizon drill rig exploded and sank in April, killing 11 workers on the rig.
工程人员担心，当深水地平线钻井平台4月爆炸并下沉以后，这一管道可能受损，这次事故夺取了平台上十一名工作人员的生命。
No other drill rig in this class is so light and portable.
在同级别产品中没有任何钻机能与它一样体轻、便携。
GCF-20A reverse circulation percussive rotary drill rig is a multi function drill rig with percussive drilling as the main means and rotary drilling as supplemented.
0a型冲击-回转反循环工程钻机是以冲击钻进为主、回转钻进为辅的多功能钻机，可适应软、硬岩石等不同地层钻进的要求。
This article is about a kind of mechanical-electric compound drive drill rig.
介绍了一种机电复合驱动石油钻机。
It is a walking-frame rotary drill rig, suitable for industrial and civil piling construction.
该机是适应于工业与民用建筑桩基础施工的步履式螺旋钻机。
This thesis introduces briefly the structures, test situations and main technical parameters of the drill rig.
本文着重介绍了钻机的结构特点、试验情况、主要技术参数等。
A description is given to the survey of part of the foreign drill rig modular design and the use of the method in the enterprise.
介绍了部分国外钻机模块化设计概况及该方法在本企业的应用情况。
It is very important for drilling parameters test to better drilling parameters, design drill rig, research on drilling technology.
钻进参数检测对钻进参数优化、钻机设计、钻进工艺研究具有重要作用。
The fundamental principle hardware configuration and software design of a microcomputerbased automatic control system for winch type impact drill rig is described.
本文介绍了卷扬式冲击钻机微机自动控制系统的基本原理、硬件的组成和软件的设计。
GCF-20A reverse circulation percussive rotary drill rig is a multi function drill rig with percussive drilling as the main means and rotary drilling as supplemented.
GCF -2 0a型冲击-回转反循环工程钻机是以冲击钻进为主、回转钻进为辅的多功能钻机，可适应软、硬岩石等不同地层钻进的要求。
In order to improve the service performance of emulsion motor which is the most important component of drill rig, emulsion motor's structure and design method were studied.
为了提高钻机核心部件——乳化液马达——的性能，对乳化液马达的结构、设计方法进行了研究。
Hu Zhijian. Research on Load Self-adaptive Hydraulic Control System of Drill Rig [d]. Changchun: Jilin University, 2007.
[7]胡志坚。钻机负载自适应液压控制系统的研究[d]。长春：吉林大学，2007。
Drill rig and its accessory tools were developed to meet the technical requirements of drilling Geo physical blast holes in soil and rock among mountainous and hilly area in China.
为满足我国山地丘陵地区物探爆破孔施工技术的要求，研究适合土层、岩层钻进用的钻机及工具，对钻机的配套设备进行了开发研究。
Drill rig and its accessory tools were developed to meet the technical requirements of drilling Geo physical blast holes in soil and rock among mountainous and hilly area in China.
为满足我国山地丘陵地区物探爆破孔施工技术的要求，研究适合土层、岩层钻进用的钻机及工具，对钻机的配套设备进行了开发研究。
应用推荐