opening up by blindshaft

Application of equivalent rank coefficient method on optimal selection of mine opening up schemes

等效優先系數法在礦井開拓方案選擇中的應用

Shaft Liner Design of Development Shaft for Phase Ⅲ Project in Lancang Lead Mine

云南瀾滄鉛礦三期開拓豎井井筒的支護設計

Investigation of Cooling by Air Conditioning in Deep Development of Metal Mine

金屬礦井深部開拓空調通風降溫的研究

According to the above information and combining with the development of coal seam underneath the mine shaft, the innovation and optimization of this system are engaged.

針對以上情況,結合礦井下組煤的開拓對礦井通風系統進行了改造與優化。

open a mine, well, tunnel, etc

開礦、 打井、 鑿隧道

a shaft driven upward is called a raise; one that is driven downward is known as a winze.

從下往上開拓出來的井筒叫天井;從上往下開拓出來的井筒叫盲井。

This paper discusses the feasibility of the mine restore engineering from the aspects of mine field exploit, aeration, lift, ground production system.

從井田開拓、通風、提升、地面生產系統等方面探討了礦井恢復工程的可行性

the mining of ore or coal from an open mine.

從敞開的礦井提取礦石或煤的采礦。

Application and Study on the Extension Comprehensive Evaluation Method of the Mine Ventilation System;

礦井通風系統可拓綜合評價方法的研究與應用

Study on Reliability of Mine Ventilation Network System Based on Topological Relations

基于拓撲關系的礦井通風網絡系統可靠性研究

Research on the Extension Assessment Model of Underground Coalmine Safety Behavior

井采煤礦安全性態可拓評價模型的研究

Application of extension identification method in mine water-bursting source discrimination

可拓識別方法在礦井突水水源判別中的應用

This paper discusses the renewable method of mine topographic map of underground mining.

論述了井下開采礦井礦用地形圖的更新方法。

Hydrogeological study cf Sanshan island gold mine in development period

三山島金礦開拓時期的水文地質研究

Study on Development Plan of the Section from Level -460 m to -580 m in a Mine

某礦-460m至-580m中段開拓方案研究

Research on Development and Extension at-130m Level in Dongkengzi Coal Mine

東坑仔煤礦-130m水平開拓延深研究

Research on Development Scheme of Deep-orebody in Pai-Bulake Lead-Zinc Mine

派-布拉克鉛鋅礦深部礦體開拓方案研究

Optimization of the Development Transport Plan for Capacity Expansion Transformation at Ekou Iron Mine

峨口鐵礦采礦擴能改造開拓運輸方案的優化