先抽后采,drain gas before mining coal
1)drain gas before mining coal先抽后采
英文短句/例句
1.Application of Gas Treatment Technology with "gas Drainage Before Exploitation" in Nashan Coal Mine“先抽后采”瓦斯治理技术在南山煤矿的应用
2.Mr president, thank you for your time.主席先生，谢谢您抽时间接受采访。
3.The System of Pumping Wells Optimum Design in the Exploiting Anaphase of Oil油田开采后期抽油机井系统优化设计
4.We"ll just have a cigarette, and then we"ll get cracking咱位先抽支烟，然后就动手干。
5.4.2 The weighing-in will be conducted before the drawing-lots after the competitors" arrival.(二)运动员报到后先称量体重，然后抽签进行编排。
6.The weighing-in will be conducted before the drawing-lots after the competitors" arrival.(二)动员报到后先称量体重，然后抽签进行编排。
7.Using High Position Roadway Control Gas During Initial Stage of Production in Fully-Mechanized Caving Face in Yangquan No.3 Coal Mine后伪高抽巷治理综放面初采瓦斯在三矿的应用
8.Mr. Hyde shrank back with a hissing intake of the breath.海德先生猛然朝后一缩，倒抽了一口凉气。
9.They drew lots to determine the order in which they would stand to watch during the night.他们抽签决定夜间站岗放哨的先后顺序。
10.They cut for dealer and then began the game.他们先抽牌决定发牌人，然后便开始发牌。
11.Adoption to the Way of "Mixing Firstly Before Its Pouring out from Fining Furnace" for Organization and Production to the Steel-making采取“先兑后出”方式组织炼钢生产
12.He came in and first tossed me some pieces of money; then struck at me with a whip.那家伙进来了，先是扔给我一些钱，然后便用鞭子抽我。
13.Remove machine basting by snipping the top thread at frequent intervals and pulling out the bobbin thread first.拆除机制粗缝的方法：先抽出底线,后剪断间隔处的面线即可。
14.But the starting time and duration are very different from population to population, witn flowering being prior to sprouting in the population originated from Jurong county.其中以引自于江苏句容的半夏居群抽薹最早，且具“先花后叶”特性。
15.The continuous bridge after simply supported is the building type adopted in current bridge construction.先简支后连续桥梁是现在桥梁施工采用的形式。
16.stainless steel draw wire不锈钢线(抽线后)
17.random sampling随机抽样,随机采样
18.Study on Technology of Gas Draining While Mining in Working-face;回采工作面边采边抽瓦斯抽放技术研究
相关短句/例句
drainage first then digging先抽后掘
3)pickup before detection先抽取后检测
1.For the detection problem caused by the point target broken up into a range-distributed target in the wideband millimeter -wave stepped-frequency radar system,an accumulation detection algorithm based on the processing mode ofpickup before detection is proposed.针对宽带毫米波频率步进雷达体制下,点目标分裂成距离扩展目标所带来的检测问题,提出了先抽取后检测处理模式下的积累检测算法。
4)hazard of lotteries先掷后抽; 孤注一掷
5)drainage[英]["dre?n?d?][美]["dren?d?]抽采
1.The Discussion About Gas Drainage From The Work Face by Surface L-borehole地面L型钻孔抽采工作面瓦斯探讨
2., the CMMdrainage technologies with the displacement and depressurization of mining coal rock, involving coal seam roof, depressurization and enhanced permeability of protective coal seam, and mining influence zone of surface drillingdrainage, and the intensified CMMdrainage technologi.应用数值模拟、相似材料试验、工业性试验等方法,研究了开采煤层顶板煤层气抽采技术、开采保护层卸压增透抽采煤层气技术、地面钻井抽采采动影响区域煤层气技术等采动煤岩移动卸压抽采煤层气技术,以及原始煤层强化抽采煤层气技术的关键参数,全面考察了现场应用效果。
3.Currently, in order to control gas and enhance CMM recovery, various methods are adopted in Jixi Coal Mining Area such as upper roadway CMMdrainage of low-permeability coal seams, upper near-horizontal hole drilling, coal seam plus-angle hole drilling, and roof large-diameter horizontal hole drilling, with satisfactorydrainage results.目前矿区为治理瓦斯,加大煤层气抽采,采用低透气性煤层的高位巷道抽采、高位钻场近水平钻孔、煤层钻场仰角钻孔抽采、顶板大直径水平钻孔等抽采方法,取得了良好的抽采效果。
6)extraction[英][?k"str?k?n][美][?k"str?k??n]抽采
1.Authors of the paper have introduced the basic principle of in-seam gas release and movement, set forth the distribution of stress and fractures in longwall face, analyzed factors affecting gasextraction efficiency and drawn a comparison of gasextraction between two different mining methods in UK coal mines.本文介绍了煤层中瓦斯释放和运移的基本原理,阐述了长壁采煤工作面的应力和裂隙分布,分析了影响瓦斯抽采效率的因素,并对英国矿井两种不同开采方式下的瓦斯抽采进行了比较。
2.Hence,strata control theory can be used in gasextraction and control of coal and gas outburst.因此,可以利用岩层控制理论指导瓦斯抽采和预防煤与瓦斯突出的发生。
延伸阅读
抽抽趔趔1.犹言别别扭扭。
