中厚煤层,medium thick coal seam
1)medium thick coal seam中厚煤层
1.Theoretical determination of the section coal pillar"s reserve-width inmedium thick coal seam中厚煤层区段煤柱留设宽度理论确定
2.The adaptability of full-mechanized powered support inmedium thick coal seam under the geology condition of coal seam in Wanbei minefield is studied and the rule of support design,equipment selection and mating in working face and the safety and technology measures in use are put forward.结合国内外液压支架发展趋势,研究了皖北矿区煤层地质条件下,中厚煤层综采工作面液压支架适应性,提出液压支架设计、工作面设备选型配套原则以及使用中应采取的安全技术措施。
3.The specific calculated data of mining technology in the steeply pitchingmedium thick coal seam and it\"s application effect in real construction are introduced.介绍了急倾斜中厚煤层回采工艺的具体计算数据,以及在实际施工中的应用效果;同时介绍了采后沿空留巷的施工方法。
英文短句/例句
1.Theoretical determination of the section coal pillar"s reserve-width in medium thick coal seam中厚煤层区段煤柱留设宽度理论确定
2.mechanized heading development机械化平巷开采中厚煤层法
3.On Technology with Gas Prevention and Control of Gob-side Roadway Excavation in Medium-thickness Seam;中厚煤层沿空掘巷瓦斯防治技术初探
4.Support Technology of Roadways Driving in Steep Middle Thick Coal Seam急倾斜、中厚煤层巷道掘进支护技术
5."Three soft" in thick Coal Comprehensive mechanization mining stent selection of importance“三软”中厚煤层综采支架选型的重要性
6.Application of Split-top Beam Suspended Support in Slope and Middle Thick Coal Seam分体顶梁悬移支架在倾斜中厚煤层中的应用
7.On fully-mechanized long-wall face coal mining technology for thin and rather-thin middle-thick coal seam薄及较薄中厚煤层综合机械化长壁开采研究
8.Opening roadway along the goaf in the middle- thick coal seam in GeQuan Mine葛泉矿中厚煤层沿空留巷矿压观测与分析
9.Practice on Fire Prevention at Longwall Working Face in Medium-thickness Seam with Big Dip-Angle大倾角中厚煤层长壁回采工作面防灭火实践
10.Study on the Reasonable Retainning of the Waterproof Coal Pillar of Steep Medium & Thick Coal Seam with Hard Roof;急倾斜坚硬顶板中厚煤层防水煤柱合理留设研究
11.Water Environmental Effects Caused by Rapid Slice Mining for Medium-Thickness Coal Seam Under Water Body水体下中厚煤层分层快速综采的水环境效应研究
12.Mining Technology of Thinner Coal Seam at Yu Jia-liang Coal Company榆家梁煤矿中厚偏薄煤层的开采技术
13.Application of wave impedance inversion in coal seam thickness prediction波阻抗反演在煤层厚度预测中的尝试
14.Application of low caving coal hydraulic support in thick coal seam with large tilt angle低位放顶煤液压支架在大倾角厚煤层中的应用
15.The anchor net supporting application in high seam tunneling of Sanyuan coal industry锚网支护在三元煤业厚煤层巷道掘进中的应用
16.The Research of Reasonable Setting up Pillar Coal to Prevent Sand from Collapsing in the Moderate and Thick Unconsolidated Formation;中厚松散层下防砂（塌）煤柱合理留设研究
17.Stress concentration role mechanism of ultra thick seam to cause pressure bumping巨厚煤层应力集中诱发冲击矿压的作用机理
18.Long Borehole Gas Pre-pumping Applied Research on Thick Coal Seam Groups with Coal and Gas Outburst长钻孔在煤与瓦斯突出厚煤层群瓦斯预抽中的应用研究
相关短句/例句
medium-thickness seam中厚煤层
1.The article introduces the shortwall mining method along strike inmedium-thickness seam with great dip angle,which is based on individual hydraulic prop and has brought great economic effect.在大倾角中厚煤层推行走向短壁采煤方法,使用单体液压支柱,取得较好的技术经济效果。
2.The authors elaborate the application of longwall mining with descentional ventilation at 7327 working face in themedium-thickness seam with big dip-angle,and point out the ways of fire prevention by giving even air pressure,burying pipe and gelatinizing,and using atomizing inhibitor.论述沛城煤矿7327回采工作面大倾角中厚煤层下行通风长壁开采,采用均压、埋管注胶、雾化阻化剂等防灭火措施及效果,提出了采煤工作面大倾角中厚煤层长壁开采的防灭火方法。
3)medium-thick seam中厚煤层
1.Selection of minning technology,support method and parameters ofmedium-thick seam is introduced.介绍了中厚煤层一次采全高的回采工艺、支护方法和具体参数的选择,即工作面回采时不留底煤,增加煤炭回收率,对支柱布置形式进行改进,并在理论上进行安全系数验算。
4)middle thick coal seam中厚煤层
1.The concrete construction methods and effects of mining technology in themiddle thick coal seam are introduced.介绍了中厚煤层回采工艺的具体施工方法和效果,同时介绍了工作面支护参数的计算。
5)medium-thickness and high-thickness seams中厚厚煤层
6)medium-hard thick seam"中硬"厚煤层
延伸阅读
3300mm中厚板轧机(上海第三钢铁厂)3300mm中厚板轧机(上海第三钢铁厂)3300mm中厚板轧机(上海第三钢铁厂)
