corebarrel bit
同义词释义
- 1)core-barrel bit,硬砂岩钻头2)hillside sand,仅磨钻头一侧的砂岩3)Hd.sd.,硬砂岩4)hard drilling,硬岩钻凿5)hard rock drilling,硬岩钻进6)cut rock,钻硬岩层
用法例句
The large hole hard drilling is a technical difficult problem,though there are many researching thinking and methods from scientists and engineering technical personnel at home and abroad and achieved certain results.
大口径硬岩钻凿是一个技术难题,尽管国内外科学家和工程技术人员研究思路及方法较多,并取得了一定效果,但是,仍然存在着各种问题和不足。
With introduction of the main construction method,drilling equipment and technique used inlarge diameter hard rock drilling at home and abroad in the recent years,and comparison of the economical bene-fit,it is proposed that different drilling methods and the multi-process construction should be used to cope withdifferent conditions in large diameter hard rock drilling.
通过对国内外近年来在大直径孔硬岩钻进中主要采用的施工法、钻进设备和工艺的介绍及经济效益的分析对比,提出了在大直径硬岩钻进中应根据不同情况采用不同的钻进方法及多工艺施工。
Research on Bionic Coupling Diamond Coring Bits in Drilling Hard Rock
硬岩钻进用仿生耦合金刚石取心钻头研究
Study on drill bit for large diameter core drilling of deep hole in hard rock
硬岩深孔大口径取芯钻进的钻头研究
Study of Non-Dig Oscillate-Drilling DTH Orientation Device Applied on Hard Rock Stratum;
硬岩非开挖钻进摆动式潜孔锤定向机构的研究
Open Hole Drilling with Cemented Carbide in Songyuan Oil Shale Formation
松原油页岩地层硬质合金裸孔钻进技术
Research and Application of Diamond-impregnated PDC Bit or Drilling in Medium Hard Rock Formation
中硬岩层钻进孕镶金刚石复合片钻头的研究与应用
This machine can bore through solid rocks.
这台机器能够钻透坚硬的岩石。
Application of Hydraulic Pressure System of Umbrella Drill to the Construction of Shaft in Hard Rock
液压伞钻在立井硬岩段施工中的应用
Analysis of characteristics of PDC rock bits applied to the hard rock
适用于硬岩的PDC全面钻头特点分析
Introduction to the Management of Rapid Construction in Extra Long Tunnel under Hard Rock by Parallel Adit Drilling and Blasting Method
浅谈硬岩特长隧道平导钻爆法快速施工的管理
Study on Electroplated Diamond Bit for Extra-hard, Compact and Weak-abrasiveness Formation;
坚硬致密弱研磨性岩层电镀金刚石钻头研究
Development and Application of Wire-line Coring Bit for Hard and Compact Rock Formation
坚硬致密岩层用绳索取心钻头的研制与应用
Promote the efficiency of drilling equipments in tunneling and drilling rocks
提高钻探设备在岩石中掘进钻井的效率
The hard rock in which diamonds are found is called blue ground, because it is somewhat blue.
他们把发现有钻石的坚硬岩石叫作蓝色脉岩,因为它的颜色有点蓝。
A machine that bores through hard surfaces, used especially for tunneling through rock.
凿岩机一种钻孔于坚硬表面的机器,尤用作凿穿岩石的隧道
Design optimization of PDC bit based on core information of volcanic layer
基于火山岩地层钻井岩心资料的PDC钻头设计改进
Core orientation and its Progress
钻探定向岩心的用途和岩心定向技术的进展
Research on Core Drilling in Loose Formation from In-Situ Leaching Sand Uranium Deposit;
地浸砂岩型铀矿松散岩层取心钻进技术研究
Characteristics research on drilled soft rocks and similar simulation of soft rock layer
针对钻进的软岩特性研究及软岩地层相似模拟
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