1.
Composite Liner Cementing Technology in Subsalt Well AT9 in Block Tahe.
塔河油田盐下井AT9井复合尾管固井技术
2.
sonic logging cartridge
声波测井下井仪电子线路部分
3.
dual induction-laterolog-8 equipment
双感应-八侧向测井下井仪
4.
ejector-type through-tubing too
喷射式过油管下井仪
5.
subsurface controlled subsurface safety valve
井下控制井下安全阀
6.
work - over equipment for oil and gas wells
油气井井下作业设备
7.
a shaft driven upward is called a raise; one that is driven downward is known as a winze.
从下往上开拓出来的井筒叫天井;从上往下开拓出来的井筒叫盲井。
8.
Numerical Well-Test Analysis for Oil Wells in Condition of Adjacent Wells Influences.
存在邻井影响条件下的油井数值试井分析
9.
downhole-controllable-geometry component
井下可控井眼几何形状部件
10.
(5) having a good communications system for dispatch on the surface, underground, within and out of the coal mine;
（五）井上、井下、矿内、矿外调度通讯畅通；
11.
Study of Image Compress Codec of Downhole Video Logging;
井下电视成像测井图像压缩技术研究
12.
Treatment Method of "Upper Blowout and Lower Loss" Section in Well Gao 15-19
高15-19井“上喷下漏”井段的处理方法
13.
Monitoring Technique for Sinking Resistance of Large Caisson Group
大型沉井群的沉井下沉阻力监测技术
14.
Research and development of the downhole multiphase pump for wells of high gas-oil ratio
高气油比井井下混抽泵的研究与开发
15.
Mud logging technology under the underbalanced drilling
欠平衡钻井条件下录井技术方法探讨
16.
Minimum Age (underground work) Convention, 1965
（井下工作）最低年龄公约
17.
downdip row of injection well
沿下倾部位注水井排
18.
surface hole drilling
钻下表层套管的井眼