sinking shaft WESTBANK 直下沉井法
freeze sinking shaft 冻结凿井
freezing sinking shaft 冻结法凿井
shaft sinking [矿业] 凿井 ; 打竖井 ; 竖井掘进 ; 井筒掘进
sinking shaft by freezing method 冻结法凿井
deviation-rectifying of sinking shaft 沉井纠偏
construction survey for shaft sinking 凿井施工测量 ; 立井施工测量
shaft sinking cycle 凿井工篆环
rotary drill for shaft sinking 凿竖井用回式钻机
The so-called "sinking shaft" was designed by the eminent engineer as an entrance to London's Thames Tunnel, but the space has now been transformed into an underground performance venue.
杰出的工程师设计的所谓的“凿井”曾作为伦敦泰晤士隧道的入口，但是现在该空间现在被转化成了地下的表演会所。
In course of sinking the well-shaft they came upon a deposit of a very rare mineral.
他们在凿井的过程中，发现了一处稀有矿物矿床。
It provides the experiential and technical assistance for shaft sinking by freezing method in thick overburden of Juye coalfield and other mining areas.
本文总结了龙固副井的冻结施工工艺，为巨野煤田以及深厚表土的冻结施工提供了经验和技术保证。
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