查询词典 drilling

A chain of ten islands and their surrounding waters, 1,400 miles (2,250 kilometres) north-west of the main Hawaiian islands, are to be protected from fishing and oil drilling.

距离夏威夷主岛西北方向1400英里（2250公里）的一个由10座岛屿组成的岛链及其周围水域将受到渔业和石油开采方面的保护

This series of bit is suitable for drilling medium hard to hard formations with high compressive strength and medium abrasiveness.

适合在中硬至硬的高抗压强、中等研磨性的地层中使用。

According to the summary of the methods to evaluate the formation drilling resistance, the rock drillability and abrasiveness were selected to be the standards.

总结目前地层抗钻特性评价方法，选取岩石可钻性级值和岩石研磨性作为评价标准。

Then the formation lithology, drillability and abrasiveness were analyzed and evaluated, a profile of formation drilling resistance was erected.

对地层岩性、可钻性和研磨性进行分析评价，建立地层抗钻特性剖面。

In order to solve the problem of low efficiency and short service life of hot pressed diamond bit when drilling in hard and compact formation, relations between diamond exposure of hot pressed bit and rock abrasiveness were analyzed in this paper. Research on matrix performances of hot-pressed diamond bit was firstly carried out.

针对在硬而致密岩石中钻进时效低的难题，本文分析了碳化钨基热压钻头的金刚石出刃与岩石研磨性等岩性之间的内在联系，认为钻头的胎体成分及其性能是关键，硬而带脆性的胎体性能有利于全刚石出刃，从而能提高钻进速度。

With the increasing demand of the energy in the world and the development of drilling technology, the acidification fracturing technology is used more widely.

随着世界能源需求的增加和钻探技术的发展，酸化压裂技术使用愈加广泛。

We are a professional drilling company in Beijing, the main business of professional dismantling, specialized drilling, engineering, demolition, Beijing housing demolition, removal of the stairs Beijing, Beijing, on the ground cutting demolition, removal of the balcony Beijing, Beijing, cement, construction demolition, removal of floor tiles Beijing, Beijing, demolition concrete.

咱们是首都一家专业打孔公司，首要业务有专业拆掉、专业打孔、工程拆掉、首都衡宇拆掉、首都楼梯拆掉、首都地面割切拆掉，首都阳台拆掉，首都水泥修建拆掉，首都地砖拆掉，首都拆掉混凝土其他业务有专业打孔，修建工程打孔， http：//blog.sina.com.cn/bjzhuanyedakong手机：

It is known that exact calculation of formation pressure is significant not only for the proper and costeffective selection of drilling fluid properties, but for the prevention of drilling problems like blowouts, lost circulations and well caving.

地层压力的准确计算对于合理、经济地选用钻井液性能，防止井喷、井漏、井塌等复杂钻井情况的发生具有重要意义。

Using the method integrating geoscientific research with bit selection research, analysis is made on the stratigraphic-lithologic characteristics of all geological intervals in the area, the effect on bit selection and how to increase drilling speed is made clear. Based on the above, the conceptual profiled design for bit selection and drilling methods of all geological intervals is proposed on the basis of the stratigraphic-lithologic characteristics.

应用地学研究与钻头选型研究相结合的方法，对该地区各地质层段的地层产状与岩性特征进行了分析，获取了钻头选型对提高钻井速度影响的认知，提出了基于地层产状与岩性特征的各地质层段钻头选型及其钻井方式的轮廓化概念设计。

This design has analyzed the wheel hub drill hole specification , according to the vertical multiaxle drilling machine combination computer characteristic and the requirement, carries on its hydraulic system design, it introduces emphatically this kind of drilling machine combination computer hydraulic system principle of work, the hydraulic ram design, the integration block design and the integration block loading and the hydraulic pressure pumping station design.

本设计在分析了轮毂钻孔技术要求的基础上，根据立式多轴钻床组合机的特点和要求，进行它的液压系统设计，重点介绍这种钻床组合机的液压系统工作原理、液压油缸的设计、集成块设计和集成块装配及液压泵站的设计。

And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.

47：5 法老对约瑟说，你父亲和你弟兄们到你这里来了。

Additionally, the approximate flattening of surface strip using lines linking midpoints on perpendicular lines between geodesic curves and the unconditional extreme value method are discussed.

提出了用测地线方程、曲面上两点间短程线来计算膜结构曲面测地线的方法，同时，采用测地线间垂线的中点连线和用无约束极值法进行空间条状曲面近似展开的分析。