In the Gudan mining district of Siding Lead-Zinc Mine, development has been carried out through driftway.
泗 顶铅锌矿的古丹矿区采用平窿开拓，其最低开拓中段以下尚赋存有规模不大的矿体。
A primary programme of ventilation for the deep part of east mining district, which is instructive to the practice.
并对今后东部矿区深部采矿综合通风系统提出初步方案，有现实指导意义。
The research achievements were applied to the dip coal pillar area of No. 21 mining district, Qianqiu coal mine successfully.
经千秋煤矿21采区下山煤柱区现场应用，效果良好。
Through check computation on part of the data about the burst in Huainan mining district, the reliability of the prediction is tested and verified.
通过对淮南矿区部分突出资料的验算，证明了预测的可靠性。
Since 1992, the highresolution seismic explorations of working areas have been conducted successively in various mine shafts of Yongxia mining district.
1992年以来，永夏矿区各矿井相继进行了采区高分辨地震勘探。
The method of plate and shall large deformation rotation analysis is used in Wangying coal mining district, Fuxin area to predict faults and fractures in coal seams.
用板壳大变形理论转动角计算方法，对阜新矿区王营井田煤层大变形断裂和破裂带进行分析和预测。
According to present situation about the ability of yield and richness of coal storage, our mining district will be equipped with higher power facilities within working area.
根据矿井生产能力和煤层赋存状况，采用工作面装备大功率设备，实现矿井高产高效。
Zaoquan mining district of Lingwu coalfield is located in the west margin of Ordos Basin. Yan 'an Formation coal bearing measures formed in environment of lacustrine delta system.
鄂尔多斯盆地西缘灵武煤田延安组是在湖泊三角洲体系条件下形成的一套含煤岩系。
This paper introduces the design method for a kind of the explosion-division intelligent electromagnetic starter specially used in the fans of the underground coal mining district.
介绍了一种煤矿井下对旋式风机专用隔爆型电磁启动器的设计方法。
The technology and practice of artifical pumpcrete pillar support is briefly introduced in this paper. The mining test was carried out using the pillars, at 2364 stope of Woxi mining district.
介绍了泵送混凝土人工点柱支护工艺，并对该工艺进行了一系列可操作性试验，在湘西金矿沃溪矿区2364采场进行了采矿试验。
A large number of small faults, generally intraformational faults (including bedding faults) have been found in THD coal measures in Tongchuan coal-mining District.
铜川矿区煤系地层中小断层十分发育，这些小断层一般为层间断层(包括层面断层)。
Systematic researches on the supporting design for the breaking cavern in No. 3 Mining District of Jinchuan are conducted, and some valuable achievements are obtained.
针对金川三矿区破碎硐室进行了较系统的支护设计研究，得到了一些有价值的成果。
Systematic researches on the supporting design for the breaking cavern in No. 3 Mining District of Jinchuan are conducted, and some valuable achievements are obtained.
针对金川三矿区破碎硐室进行了较系统的支护设计研究，得到了一些有价值的成果。
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