1.
subsurface controlled subsurface safety valve
井下控制井下安全阀
2.
work - over equipment for oil and gas wells
油气井井下作业设备
3.
downhole-controllable-geometry component
井下可控井眼几何形状部件
4.
sonic logging cartridge
声波测井下井仪电子线路部分
5.
dual induction-laterolog-8 equipment
双感应-八侧向测井下井仪
6.
(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；
7.
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
8.
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
9.
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
10.
Minimum Age (underground work) Convention, 1965
（井下工作）最低年龄公约
11.
sonic digital cartridge
数字声波井下电子线路
12.
bottom-trip casing whipstock
井下移动式套管造斜器
13.
surface controlled subsurface safety valve
地面控制井下安全阀
14.
Amerada pressure gauge
阿米雷达井下压力计
15.
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。
16.
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
17.
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
18.
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