摘要
通过对21141工作面切眼的设计和施工后的检测,达到了预期目标,为日后相同条件下特厚煤层综放切眼支护提供一定的参考和借鉴。
Based on 21,141 face - off cut in the design and construction after the detection, to achieve the desired objectives for the future under the same conditions, extra - thick coal seam cut caving support to provide a reference and learn from.
出处
《煤炭技术》
CAS
北大核心
2009年第10期47-49,共3页
Coal Technology
关键词
切眼
联合支护
技术
cutting
joint support
technology
