1.
Maintenance and Destroy Cause Analysis of the Ore Pass out of the Vein
盘区脉外溜井破坏原因分析及井筒维护
2.
Application of Rigid and Fiexible Combined Suppor to New Shaft Maintanace in Coal Mine
钢柔性联合支护在煤矿新井井筒维修中的应用
3.
Shaft Liner Design of Development Shaft for Phase Ⅲ Project in Lancang Lead Mine
云南澜沧铅矿三期开拓竖井井筒的支护设计
4.
Physical modeling experiment of rock stress distribution and timbering strength for shaft
井筒围岩应力分布及支护强度相似模拟
5.
Field test study of methods for supporting large-section inclined shaft in gravel layer
卵砾石层大断面斜井井筒支护方法现场试验研究
6.
Corrosion Inspection and Corrosion Inhibition Prevention of Shaft of Pump Recovery Well in Tahe Oilfield
塔河油田机采井井筒腐蚀监测及缓蚀剂防护技术
7.
3D visualization technique used for designing the installation of well centralizer
应用井筒三维可视化技术设计油井扶正器安装位置
8.
Application and Maintenance of Frequency Speed-regulating Systems in Coal Mines
煤矿井下交流变频绞车的应用与维护
9.
Code for design of inclined shaft and chambers of coal mine
煤矿矿井斜井井筒及硐室设计规范
10.
Experience on the shrink shaft drilling construction reserve period
缩短立井井筒凿井施工准备期的经验
11.
wellbore storage domination
井筒储存起支配作用
12.
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。
13.
Application of Fiberglass Reinforcement in Exterior-protected Structure of Shield End Shaft
玻璃纤维筋在盾构端头井围护结构中的应用
14.
Quality Controlling and Utilization Maintaining of JZ-style Sinking Winder
JZ型凿井绞车生产质量控制与使用维护
15.
Experience of Flexible Steel Joint Support in Maintenance Work in Shaft
钢柔性联合支护在竖井维修工作中经验
16.
Application and Maintenance of FST-3000 Series Intelligent Float Level Gauge
FST-3000系列智能型扭力矩式浮筒液位计的应用与维护
17.
Technical code for anticorrosion of shaft equipment of vertical shaft of coal mine
煤矿立井井筒装备防腐蚀技术规范
18.
Calculation of Eccentric Wellbore Pressure Drop and Air Volume Requirements in Air Drilling
空气钻井偏心井筒压力及注气量计算