1.
Using Bedrock Freezing for Safe and Rapid Construction of Large-Diameter Shaft
大直径井筒全井基岩冻结法安全快速施工
2.
Summarization on large diameter vertical shaft back well method excavation construction technology
关于大直径竖井反井法开挖施工技术概述
3.
The Construction Technology of the Frozen Air Shaft with Huge-Thick Soil and Major Diameter
巨厚表土层大直径立井井筒冻结法施工技术
4.
Exploration on Application of Safe and Quick Construction Technology to Large Diameter Deep Shaft
大直径深立井安全快速施工技术探讨
5.
Surrounding Rock Stability Study of ZhongNanShan Large Section and Deep Shaft;
终南山隧道大直径深竖井围岩稳定性研究
6.
The Analysis of Construction Management and Key Links of Thousandmeters Large-diameter Deep Vertical Shaft
千米大直径深立井施工管理及重点环节探析
7.
Application of Construction Optimization Method in the Zhongnanshan Large Diameter Deep Shaft Project
施工优化法在终南山大直径深竖井工程的应用
8.
Construction Technology for Large Diameter Slurry Shield TBM Closely undercrossing Ventilation Shaft
大直径泥水平衡盾构近距离穿越风井施工技术
9.
Development and Application of Blowout on-off Connector of Big Diameter Deep Well Oil Pump
新型大直径深井抽油泵防喷脱接器研制和应用
10.
Research on Calculative Theory and Method of Deep Vertical Shaft Carrying Water Chilled with Large Diameter;
深、大直径冷冻水输送井井管计算理论与方法研究
11.
Summarize of Hydraulic Slip-Form Sets of Wall Constructing Art on Large-Diameter Shaft of High-Strength High Performance Concrete
大直径立井高强混凝土液压滑模套壁施工工艺简述
12.
Present developmentsituationoflargeverticalshaftdrillshome and abroad and the drill development proposals in China ( Ⅰ )
大直径竖井钻机发展现状与我国钻机发展建议(一)
13.
full diameter radial permeameter
大直径径向渗透率仪
14.
Since the crater-hole breakage is of great importance, it can be advisable to use a larger drill hole than the others in the raise.
由于漏斗炮眼的爆破效果非常重要，故天井爆破宜采用较大的炮眼直径。
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.
The holes are only borings, less than a foot in diameter.
油井仅仅是一些钻孔, 其直径不到一英尺。
17.
On summery of initial supporting construction of transverse gallery of No.5 vertical shaft in Beijing rail underground transit line
北京铁路地下直径线5号竖井横通道初支施工
18.
Development of small-diameter logging tools with ultra-high pressure and ultra-high temperature performance
小直径超高温超高压系列测井仪的研制