Study on the equipment and machining methed of drilling-tapping once shaping;
钻孔和攻丝一次成形的加工方法及设备研究
Experimental simulation of drilling impact of coal sample in three-axle enclosed pressure;
煤样三轴围压钻孔损伤演化冲击实验模拟
Study on drilling performance of swiveling conic abrasive jet;
旋转锥形磨料射流钻孔性能的研究
Grey forecasting method for the gas flow prediction from boreholes;
灰色组合模型在钻孔瓦斯流量预测中的应用
~(210)Po measurement of borehole core and its significance for uranium exploration;
钻孔岩心剖面~(210)Po测定及其找矿意义
Discussion on thickness of borehole casing for in-situ leaching of uranium;
地浸采铀钻孔套管壁厚的讨论
Application of drill hole technology in inclined shaft's dewatering system;
钻孔技术在斜井排水中的应用
3D reconstruction from section plane views based on drill hole information;
基于钻孔信息的二维剖面图的三维实体重建
The application of new cementing processing techniques of drill hole for water plugging in coal mine;
煤田钻孔注浆堵漏新技术的应用
An Improvement on the Drilling Technology of Ship′s Exhausted Gas Boiler Pipe Plate;
船舶废气锅炉管板钻孔工艺的改进
The information management of drill in the mining GIS;
矿山地理信息系统中的钻孔信息管理
Technical practice of using downward drilling hole to pull out gas;
下向穿层钻孔抽采瓦斯技术实践
The relation between pumping volume of drilling hole and uranium concentration in pregnant solution;
钻孔抽液量与浸出液铀浓度的关系
An optimum method of calculating drilling hole position in preventing cross-measure cutting coal gas burst is put forward.
提出了在石门揭煤中预防瓦斯突出的一种计算钻孔位置的优化方法。
The sorker was drilling.
此工人在用钻孔机钻孔。
Any of numerous hand tools for boring holes.
钻孔工具,手钻钻孔用的手持工具
kelly for well-drilling machiens
旋转钻孔,钻井机用
A tool used for drilling.
钻头用于钻孔的工具
boring method (of pulp sampling)
(纸浆取样)钻孔法
Drilling 50 yards deep,
钻孔至50码深处,
Using a drill, he bore a hole through the wood.
他用钻孔机在木头上钻了一个孔。
A hole or passage made by or as if by use of a drill.
钻孔,打洞用或似用钻打孔或通道
To make a hole in or through something with or as if with a drill.
钻孔,打洞用或似用钻打洞或穿孔
To make a hole in or through, with or as if with a drill.
钻,凿,开洞用或似用钻打洞或钻孔
To make a hole with or as if with a drill.
钻孔用钻或类似钻的工具打洞
A needle-shaped drill for boring holes in rock or masonry.
钻头,钻石器,钻孔器用于在岩石或砖石上钻孔的针形钻
A pointed and threaded tool for drilling and boring that is secured in a brace, bitstock, or drill press.
钻头曲柄、钻柄或钻床之上用于钻孔的尖头工具
dowelling in the length, of coniferous wood
针叶树木板,经纵钻孔的
combined pipe tap and drill
管用钻孔攻丝复合刀具
rotary wash-boring equipment
旋转式水冲钻孔设备
borehole content analyzer
钻孔矿物含量分析仪
tap(ping) drill
螺丝孔钻,螺丝底孔钻
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