1.
To bore(a shaft) with a trepan.
钻用钻井机钻（矿井）
2.
An oil platform.
钻井平台石油钻井平台
3.
drilling practice
钻井实践；钻井习用方法；钻井作业；钻井参数
4.
Drilling, Logging, Mud-logging Managers
钻井、测井、录井处长（经理）
5.
"drilling rig, platform"
"钻井井架,钻井平台,见 oil (drilling) rig"
6.
offshore drilling
海底钻探;海上钻井;海上钻探;海洋钻井;海洋钻探;近海钻探;滨外钻探
7.
kelly for well-drilling machiens
旋转钻孔,钻井机用
8.
mixed oil drilling rig
复合式石油钻井钻机
9.
a bit used in drilling for oil.
油田钻井使用的钻头。
10.
Converting gas drilling to conventional drilling within short time
气体钻井快速转换为常规钻井的钻井液技术
11.
SHALLOW HORIZONTAL DRILLING TECHNOLOGY BY USING VERTICAL-WELL RIG IN HENAN OILFIELD
河南油田直井钻机钻浅层水平井钻井技术
12.
spider bow [for well drilling machines]
星形斗[钻井机用]
13.
high angle drilling lubricant
大斜度井钻井解卡剂
14.
Drilling Fluid Technology for MPD in Moderate and Deep Well in Binhai Oilfield.DFCF,
滨海油田中深层控压钻井钻井液技术
15.
ERW Drilling and Completion Technology in Ultra-Shallow Heavy Oil Reservoir with Conventional Vertical Rig
直井钻机钻超浅层稠油大位移水平井钻井完井技术
16.
HORIZONTAL WELL DRILLING TECHNOLOGY USED IN HIGH-PRESSURE DEEP WELLS IN KAZAKSTAN
哈萨克斯坦高压深井水平井钻井技术
17.
Technology of drilling well and well completion of gas well in the west of Hubei and the east of Chongqing;
鄂西渝东地区天然气井钻井完井技术
18.
660m depthdrilling shaft lining structure design and analysis of main shaft Ban Ji mine
板集主井660m深钻井井壁结构设计分析