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- As for the seams with different mine geological conditions, a site measurement should be made for the area of the seam pressure released zo... 对于不同矿山地质条件下的煤层,必须实测其工作面煤层卸压带和塑性极限应力区范围,才能准确确定钻孔瓦斯涌出初速度合理的测试深度。
- Combining mining geologic condition with production practice, create physical model, predict hodograph, and compute strata velocity distribution. 结合矿井开采地质条件及生产实际,建立数学物理模型,推算时距曲线、求解地层速度。
- coal mining geological conditions 煤层开采地质条件
- mining geological condition 开采地质条件
- Actually and theoretically we attemp to discuss the relationship between the geological condition , mining factor or time factor and the coal burst. 试图从实际上和理论上论述地质条件、开采因素和时间因素与冲击地压发生的关系.
- This paper introduces the application of equi-block indexation method in geological condition evaluation of comprehensive mechanized coal mining. 介绍了等性块段指数法在矿井综采地质条件评价中的应用。
- The applying event function of Luling coal mine of Huaibei mining group has been created according to the geological condition and the Gas Outburst. 结合淮北芦岭矿的井田地质条件和瓦斯突出状况确立了该矿井瓦斯突出事故树事件函数;
- Study of the affect of mine geology condition change and mining minerals activity to gas gush 矿井地质条件变化与采矿活动对瓦斯涌出的影响
- Base on the research of geological condition in Xinji mine, the content and procedure of well pattern design in CBM development are provided in the paper. 摘要以新集矿区为例,系统地研究了煤层气开发井网设计的具体内容及工作程序。
- Based on the special geological condition in 8# seam of Xiyu mine,an unsymmetric supporting form was put foreward and its characteristics were analysed. 针对西峪矿二采区8号煤断层与煤柱切割区的特殊地质地压条件,提出两侧柱子呈不对称“八字形”支护形式,并对其特点进行了深入分析
- Taking the geological condition of the Baiyunebo main iron mi ne as the b ackground, the paper deeply analyzes the engineering geological characteristics o f the mine stope. 该文以白云鄂博铁矿主矿地质条件为背景,深入分析了采场的工程地质特征。
- Base on the research of geological condition in Xinji mine,the content and procedure of well pattern design in CBM development are provided in the paper. 以新集矿区为例,系统地研究了煤层气开发井网设计的具体内容及工作程序。
- mining geological conditions 开采地质条件
- To make a study of a seriesof characteristics of ore-control cleavage zones will contribute to prospecting and mining geological work. 研究控矿劈理带的一系列特点,有助于找矿勘探和矿山地质工作。
- Fundamental principle, applicable geological condition, domestic and oversea development of underground gasification and its advantage compared with traditional underground coal mining are introduced. 介绍了煤炭地下气化的基本原理、应用地质条件、国内外发展概况以及与传统的井工开采煤炭相比的优越性。
- On the reform in Teaching of Surveying in Mine Geology. 略论矿山地质专业测量学的教学改革
- It plays the important guidance role in oilfield development,especially for the oilfield development of complex geological condition. 它对油田开发,特别是对地质状况复杂的油田开发,具有重要的指导作用。
- TGP damsite has an excellent engineering geology condition. 三峡坝址工程地质条件优越。
- Through many years of experience in mine geological works, the authors discussed geological works needed in varied stages in a mine geological bulwark system. 文章通过多年配合高产高效矿井地质工作的体会,在不同阶段需要开展的地质工作,论述高产高效矿井地质保障体系。
- Construction technology and quality control of large diameter super-deep bored pile under complex geological condition are introduced. 介绍在复杂地质情况下超深大孔径桩基施工技术和质量控制措施。