1.
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
2.
horizontal borehole pressure recorder
水平钻孔压力记录器
3.
jet piercing burner
热力喷射钻孔燃烧器
4.
The machine used for drilling is called a drill press.
用于钻孔的机器叫做“钻床”。
5.
He makes a small hole in the belt with a leather punch.
他用打孔器在皮带上钻了一个孔。
6.
He make a small hole In the belt with a leather punch
他用打孔器在皮带上钻了一个孔
7.
To draw off(a liquid) by piercing a hole in a cask or other container.
钻孔汲取通过在桶或其它容器上钻孔来汲取（液体）
8.
Downhole drill hammers and drills
GB/T13344-1992潜孔冲击器和钻头
9.
Rock Splitting Mechanism Numerical Simulating Analysis of the Rock Drill-splitter;
钻孔劈裂器破岩机理的数值模拟研究
10.
tap(ping) drill
螺丝孔钻，螺丝底孔钻
11.
The sorker was drilling.
此工人在用钻孔机钻孔。
12.
Any of numerous hand tools for boring holes.
钻孔工具，手钻钻孔用的手持工具
13.
On-line & Real-time Monitoring System of Micro-hole Drilling Based on Virtual Instruments;
基于虚拟仪器的微孔钻削在线实时监测系统
14.
Real-time Monitoring System for Micro-drilling Based on Virtual Instrument Technology
基于虚拟仪器技术的微孔钻削实时监控系统
15.
Effect of Cutting Parameters on Deep Hole Drilling's Quality of High Pressure Heater Tube Plates
切削参数对高压加热器管板深孔钻孔质量的影响
16.
kelly for well-drilling machiens
旋转钻孔,钻井机用
17.
A tool used for drilling.
钻头用于钻孔的工具
18.
a steel drill with a star-shaped point that is used for making holes in stones or masonry; it is operated by hitting the end with a hammer while rotating it between blows.
用于石器或石匠术钻孔的有星形钻头的钢钻；通过锤子的敲击来工作，两次敲击之间旋转。