deep mine roadway 深井巷道
Technologies Required for Deep Mine 深井开采技术
hot deep mine [矿业] 深热矿井
deep mine tunnel 深井巷道
large span in deep mine 深井大跨度
deep mine repair roadway 深部返修巷道
km deep mine 千米深井
deep mine shaft 深矿井
Deep mine support 深井支护
The research of underground water gushing is a very important topic in the production after entering the deep mine.
矿床进入深部开采后，地下涌水的研究是生产中一个十分重要的课题。
Based on the analysis of the roadway surrounding rock in the deep mine, reasonable supporting parameter was determined.
依据深井巷道围岩岩性分析，合理确定深井岩石巷道支护参数。
Mining in deep mine generally refers to the mining technology apoted for mining the specific depth coal that is apart from surface.
深矿井开采一般是指为开采距地表特定深度的煤炭而采取的开采技术。
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