• It was succeeded in practical application. It is an useful exploration for the roadway stability control of fully-mechanized top-coal caving long-wall face in soft and thick coal seam.

    成功进行了实践应用,为进一步完善松软煤层长壁综放工作面顺槽稳定性控制理论技术体系进行有益探索

    youdao

  • It was succeeded in practical application. It is an useful exploration for the roadway stability control of fully-mechanized top-coal caving long-wall face in soft and thick coal seam.

    成功进行了实践应用,为进一步完善松软煤层长壁综放工作面顺槽稳定性控制理论技术体系进行有益探索

    youdao

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