分析论证了在高瓦斯矿井采用双巷掘进的可行性和必要性，并介绍了在杜儿坪矿的实施情况。
Analyzes the feasibly and necessary adopting two-way tulling in suppergaseous, introduces the implementation in Duerping mine.
阐述了杜儿坪矿动力煤仓改造的必要性。给出了改造动力煤仓卸载站的技术方案和施工方案。
This paper expounds the necessity of steam coal bunker reformation in Duerping Mine, and gives the technical scheme and construction scheme of reformation of unloading chamber in steam coal bunker.
介绍了杜儿坪矿南一中组76106、76108工作面原设计为高档对拉现改为综采背拉开采的方法。
The method to replace high-grade double-unit conventional face by backed double-unitfully-mechanized face on 76106 and 76108 face in Du'erping mine is introduced.
介绍了WKT CT系统无线电坑透仪的基本原理，通过该系统在杜儿坪矿62 31 2工作面的成功应用，圈定各异常区，揭示了该工作面隐伏构造的位置及大小。
Introduces the principles of WKTCT system radio mine locator, by appling it on Duerping coal mine 62312 face, forecasts each struction unusual areas, to directly show the area′s position and size.
介绍了WKT CT系统无线电坑透仪的基本原理，通过该系统在杜儿坪矿62 31 2工作面的成功应用，圈定各异常区，揭示了该工作面隐伏构造的位置及大小。
Introduces the principles of WKTCT system radio mine locator, by appling it on Duerping coal mine 62312 face, forecasts each struction unusual areas, to directly show the area′s position and size.
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