1.
Raise-boring machines
GB/T12761-1991天井钻机
2.
The said incline raise borer, developed by Changsha Institute of Mining Re-search for incline raise boring in dip onebody mining,is the first generation product in Chi-na.
为了解决倾斜矿体开采中斜天井掘进问题，我院新开发了我国第一代斜天井钻机产品。
3.
To bore(a shaft) with a trepan.
钻用钻井机钻（矿井）
4.
spider bow [for well drilling machines]
星形斗[钻井机用]
5.
kelly for well-drilling machiens
旋转钻孔,钻井机用
6.
mixed oil drilling rig
复合式石油钻井钻机
7.
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
8.
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
9.
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
10.
APPLICATION OF ORGANIC SALT DRILLING FLUID IN THE THIRD SECTION OF WELL T4031
有机盐钻井液在T4031井三开井段的应用
11.
The Research of Using Drill Stem as Antenna in Telemetering System of Well-drilling;
以钻杆为天线的钻井遥测系统的研究
12.
Study on Silicate Drilling Fluid for Drilling in Marine Gas Hydrate Bearing Sediments
海洋天然气水合物钻井的硅酸盐钻井液研究
13.
drive bushing, Kelly,for well-drilling machines
凯氏传动衬套,钻井机用
14.
tool joint for well-drilling machines
工具接头,钻井机用
15.
computerized well planning program
计算机钻井设计程序
16.
A well or drilling that yields natural gas.
一种产天然气的井或钻井
17.
drilling-in unit
洗井和钻油层用的小钻机
18.
Oil whooshed up when the drill hit the well.
当钻孔机钻井时，石油喷了出来。