您要查找的是不是：
- old coal mining area 采空区
- The coal mining area is in the center of the basin. 煤矿区位于盆地的中心。
- remould about old coal bunke of mining area 采区旧煤仓改造
- The application of elevated fully mechanized caving mining technology is an economical and efficient means for an old coal mine with an exploitation history of 38 years. 应用高位综放工艺回采煤柱资源对于已有38年开采历史的老矿来说是一种经济、高效的手段。
- Wulunshan Coal Mining Area in Guizhou has intact geological structure and high CBM content. 贵州省五轮山矿区构造完整,煤层含气量高。
- The fire extinguishing measures adopted in coal mining area are introduced.It has made good result. 介绍了单一煤层采区发火时采用的灭火措施并收到了良好的效果。
- The present research situation of water-inrush from coal mining area floor was briefly introduced. 摘要简述了国内外开采煤层底板突水机理的研究现状。
- The stability of composite slope, within first mining area in the 3rd Baiyinhua opencast coal mine, was analyzed. 摘要对白音华三号露天煤矿复合边坡稳定性进行评价。
- The case study indicates that using Geo-information Tupu to study LUCC of coal mining area could be a advanced and feasible technique approach. 通过实例研究表明:基于多时相遥感数据,利用地学信息图谱研究煤矿区LUCC是一种先进可行的技术途径。
- The Taiyuan Formation No.16 coal seam in Yanzhou coal mining area is researched with the micro study method systematically. 用微观研究的方法,对兖州矿区太原组16号煤层的煤相进行了研究。
- It is quite important meaning that landscape pattern and changes research using remote sensing data in coal mining area. 利用遥感数据对煤矿区进行景观格局及变化研究,具有十分重要的意义。
- The caving of hard top coal of 4-2# coal seam in Tongchuan Jiaoping Coal Mining Area seriously impacts the production efficiency of the mine. 铜川焦坪矿区4-2%23煤层坚硬顶煤垮落破碎难题是严重影响矿井生产效益的"瓶颈"。
- Based on the specific projects, some experience on CMM utilization projects by CDM in Huainan Coal Mining Area is introduced. 本文在具体项目基础上,介绍了淮南矿区开展煤层气利用CDM项目的经验。
- In Xuzhou Coal Mining Area the groundwater hazard is serious due to the larger mining depth and complicated hydrogeological conditions. 徐州矿区开采深度大，水文地质条件复杂，水害严重。主要突出水源为奥陶系含水层。
- working face of an old coal mine 老矿井采区
- The author proposes and analyses technologies for extracting gas in seams with outburst hazards according to practical conditions of Huaibei coal mining area. 本文根据淮北矿区实际,提出并分析研究了淮北矿区突出煤层采掘工作面煤层气抽排技术。
- There are plentiful resources of associated sandy kaoline and soft clay in the Tertiary coal measures in Changchang coal mine area, Hainan province. 海南省长昌矿区第三纪煤系地层中伴生有丰富的砂质高岭土和软质粘土资源。
- This paper analyzes the atmospheric pollution status in Antaibao coal mine area and puts forward the control measure considering its actual condition. 本文对安太堡矿区大气污染现状进行了初步分析,并结合矿区的实际提出了防治措施。
- This old coal face is to be reworked next week. 这个旧的采煤工作面下周将重新开采。
- The status of Panji No.2 Coal Mine mining area layout and problems of the coal and gas outburst are analyzed.The stope adjustment programs are pointed out. 分析了潘二煤矿采区布局现状及防突的难题,提出了采场调整的方案。
