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- big inclined angle coal seam 大倾角煤层
- high inclined angle coal seam 大倾角煤层
- coal seam with large inclined angle 大倾角煤层
- coal seam with high inclined angle 大倾角煤层
- steep coal seam with large inclined angle 大倾角急倾斜煤层
- Analysis and technological measures for longwall topple mining process at the big inclined angle seam 大倾角煤层倾斜长壁仰斜开采工艺分析及技术措施
- big inclined thick coal seam 大倾角厚煤层
- Fast Driving Technology of Bolt Mesh Supporting Mining Roadway in Big Angle Coal Seam 大倾角煤层回采巷道锚网支护快速掘进技术分析
- The Study of Roof Management Problems with Big Tilting Angle Coal Seam Applying Tilting Extraction 大倾角煤层仰斜开采顶板管理问题的研究
- Design on the caving of the large dip angle coal seam group 大倾角煤层群采煤设计初探
- Study on the light extraction technology in the large dip angle coal seam 俯伪斜大倾角煤层轻放回采工艺的研究与实践
- big inclined angle 大倾角
- Application of Single Hydraulic Supports with Suspension Type of Force Plunger in Medium Thick Coal Seam with Big Inclination 柱塞悬浮式单体液压支柱在大倾角中厚煤层中的应用
- Application of inchined longwall and overhead mining technology in large tilt angle coal seam mining 倾斜长壁仰斜开采技术在大倾角煤层中的应用
- The fall protection and antiskid measures of the fully mechanized caving equipment in the large - angle coal seam longwall 大倾角走向长壁综采配套设备的防倒防滑措施
- Coal seam of big inclination 大倾角煤层
- Water-coal mixture burst is a new mine disaster in exploiting steeply inclined thick coal seam mining. 摘要急倾斜厚煤层开采时发生的水煤体溃泄是一种新的矿井灾害。
- Coal miners; coal seams; coal haulers. 煤矿工; 煤层; 运煤工
- The severe inclined thick coal seam,being its special geological storage conditions,is weakly extracted and the recovery rate is comparatively low. 急倾斜特厚煤层因其特殊的地质赋存条件,导致开采强度小,资源回收率低。
- big inclination angle 大倾角
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries
