2.
The Study on Stabilization of Mast Framework System of 2km. Full Hydraulic Drived Deep Geological Drilling Machine
2000米深孔全液压岩心钻机桅杆结构系统稳定性研究
3.
This drill can bore through rock. 
这台钻机能钻透岩石.
4.
The geological prospecting enterprises completed a total of 5.36 million meters of drilling.
地质勘查完成机械岩心钻探工作量536万米。
5.
Diamond core drilling equipment conventional system
GB/T16950-1997金刚石岩心钻探钻具设备
6.
bar rigged drifter
架式风钻，架式凿岩机
7.
Cuttings and core from the drill-holes have intersected conglomerate bands.
钻粉和岩心已穿过了砾岩夹层。
8.
Core orientation and its Progress
钻探定向岩心的用途和岩心定向技术的进展
9.
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
10.
drill ,interchangeable, of base metal, for hand or machine tolls (excl. those for rock drilling or earth boring)
钻头,可互换式,贱金属制,手工具或机床用（不包括凿岩或钻土用钻机）
11.
This new model of drilling machine can bore through solid rock ten metres deep.
这台新型钻机能钻透十米厚的坚固岩石。
12.
Study on Structure Optimization of the Derrick of JYD-1000 All-hydraulic Core Drilling Rig;
JYD-1000型全液压岩芯钻机钻塔结构优化研究
13.
Application of the XY-1 type core drilling machine to horizontal drilling
XY-1型岩芯钻机在水平钻孔施工中的应用
14.
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
15.
Mechanism of Efficient Rock Cracking and Its Engineering Application of Rotary Drilling Rig
旋挖钻机高效入岩机理及其工程应用
16.
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
17.
Seamless steel tubes standard use diamond core drilling
GB3423-1982金刚石岩心钻探用无缝钢管
18.
Development of core drill equipment for combined underwater drill rammer of rock built-in pile hole
嵌岩桩孔组合潜孔锤取心钻具的研制
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