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- blasting mining working face 炮采工作面
- Regularity of strata stress of working face and tunnel in top-grade blasting mining 高档普采工作面与巷道矿压显现规律
- Provention of roof shower in mining working face 采煤工作面顶板淋水的防治
- Fully mechanized mining working face 综采工作面
- full-mechanized mining working face 综采工作面
- comprehensive - mining working face 综采工作面
- opposite pulling mining working face 对拉工作面
- Water inrush from the bottom coal layer in mining work faced now is rather serious in Northern China coalfield, which constraints seriously the normal economical benefits. 在我国华北煤矿区,回采工作面煤层底板突水问题相当严重,困扰着煤矿经济效益的正常发挥。
- fully-mechanized sub-level and slice mining working face 综放与分层工作面
- Backout technics of down fully mechanized mining work face 综采工作面下行拆除工艺
- Methods of Coal Mine Working Face of the High Yield and High Effect 高产高效采煤工作面管理办法
- Comprehensive harness of gas in mining working face with serious outburst 严重突出回采工作面瓦斯综合治理
- The System Analysis of the Super-Conventional Machine Mining Working Face 高档普采工作面系统分析
- The blasting mining caving coal face,large indination and overhand mining technology is successfully applied in Chaohua Coal Mine of Zhengzhou Coal Industry Group Comp. 郑州煤业集团超化煤矿采用炮采放顶煤工作面大倾角仰采技术取得成功,解决了大倾角采煤工作面的支架失稳问题。
- Parker Formation coal mine blast mining method adopted, with 450 employees. 柏家沟煤矿采取爆破采煤法，拥有职工450人。
- The complex prevention measures of pressed mining in coal mining work face 采煤工作面带压开采综合防治措施
- Application of Goaf-side Entry Retaining Technology in Coal Mining Work Face 沿空留巷技术在工作面回煤中的应用
- The equipment dismantling technology in the irregular mining work face 不规则采煤工作面设备拆除工艺
- Based on a grey control system, the coal working face blasting model of open pit mine in the paperin order to control the coal size optimizely is presented in this paper. 分析了岩体弱面对掏槽效果和破碎块度的影响,从而提出相应的布孔方法,对指导爆破施工、设计有实际指导意义。
- Ways to Increase Unit Production at Mining Working Faces 提高我局采煤工作面单产的主要途径
