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- integrated coal mining and gas extraction 采煤采气一体化
- Theory and Practice of Integrated Coal Mining and Gas Extraction 采煤采气一体化理论与实践
- coal mining and gas extraction 煤与瓦斯共采
- Methane isproduced mainly by ruminant animals and also it’s released from fossil fuelreserves, such as coal mines and gas fields. 甲烷主要来自反刍动物，储藏石化燃料的煤矿和天然气田也有。
- In Alberta people mine and drill for oil, potash, petrol and gas. 在亚伯达，人们采矿、打井开采石油、碳酸钾、汽油和天然气。
- Such combustible gases produced in the course of industrial production as coke oven gas, blast furnace gas, and gases released at a steady rate from coal mines and synthetic ammonia should be recycled and utilized. 工业生产中产生的焦炉煤气、高炉煤气和稳定抽放的煤矿瓦斯、合成氨驰放气等可燃性气体应当回收利用。
- Test results of surface gas extraction technology from boreholes in the goaf in Zhangbei Coal Mine, Huainan Mining Group are introduced in the paper. 本文介绍了淮南矿区张北矿地面钻孔抽采采空区瓦斯技术的试验成果。
- The place where we're standing is the coal mining and transportation area. 现在咱们所在的地方就是煤炭开采和运输的地方。
- Dangerous strips with coal and gas bursting in mining face is divided to ensure safety mining and realization of high production and high efficiency. 对工作面进行煤与瓦斯突出危险条带划分,保证矿井安全生产的同时实现了工作面的高产高效。
- It used draining while mining and light &middle pressure water injection in coal seam, those completely eliminated the danger of coal and gas outburst. 在生产过程中，采用边采边抽和浅孔中压注水措施，完全消除了工作面的突出危险性。
- From the theoretical and experimental study, the paper made a brief analysis of the advancing coal mining method affected on coal and gas outbursts. 从理论和试验研究两方面浅析了前进式采煤法对煤与瓦斯突出的影响。
- China is buying coal mining equipment from Poland and drilling for oil and gas in Ethiopia and Nigeria.It has poured hundreds of millions of dollars into Zambia's copper industry. 中国从波兰购买煤矿设备，在埃塞俄比亚、尼日利亚钻取石油和天然气，在赞比亚的铜业投入了大量的资金。
- 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。
- PAN initially mainly oriented farming, and later operated the local coal mining and smelting industry. 最初潘氏主要以农耕为主，后来又经营当地的挖煤和冶炼业。
- In November alone, mining and quarrying activity fell although oil and gas production rose. 在11月份，采矿和采石活动下降，虽然石油和天然气生产上升了。
- The coal mining and the related surface projects are extremely harassed by the underground karst depressed columns. 讨论了地下岩溶陷落柱在地表形成氡气浓度异常的现象。
- This paper makes an investigation and analysis of a coal and gas bursting in a coal mine,and proposes a treatment method against the postponing bursting. 对贵州某矿一次煤与瓦斯延期突出进行了调查与分析，并对延期突出的防治提出了对策。
- The coal mines and the miners'union became Thatcher's biggest challenge. 煤矿和矿工工会是对撒切尔最大的挑战。
- After Gaocheng Coal Mine raising to coal and gas outburst mine,the Locomotive with power line is transformed battery locomotive,to construct and design a electrified chamber. 告成煤矿升级为煤与瓦斯突出矿井后,将架线电机车改为电瓶车牵引,设计并施工了充电硐室。
- At the Museum of Science and Industry, visitors crowd a working coal mine and a World War Two submarine. 在科学工业博物馆,参观者簇拥在一个正在工作的煤矿里,还有二战时期的潜水艇里。
